Home / 114,082,788.61-171,123,916.74-74,938,132.39

Finding the Fourth Proportional to 114,082,788.61, 171,123,916.74 and 74,938,132.39

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Solution

The fourth proportional to 114,082,788.61, 171,123,916.74 and 74,938,132.39 is: 112,407,023.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,082,788.61 : 171,123,916.74 = 74,938,132.39 : x
  2. Step 2: Convert to fraction form
    114,082,788.61/171,123,916.74 = 74,938,132.39/x
  3. Step 3: Cross multiply
    114,082,788.61x = 171,123,916.74 × 74,938,132.39
  4. Step 4: Simplify right side
    114,082,788.61x = 12,823,706,727,757,458
  5. Step 5: Solve for x
    x = 12,823,706,727,757,458/114,082,788.61
  6. Step 6: Final answer
    x = 112,407,023.74

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.