Home / 74,719.62-112,079.31-22,124.94

Finding the Fourth Proportional to 74,719.62, 112,079.31 and 22,124.94

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Solution

The fourth proportional to 74,719.62, 112,079.31 and 22,124.94 is: 33,187.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,719.62 : 112,079.31 = 22,124.94 : x
  2. Step 2: Convert to fraction form
    74,719.62/112,079.31 = 22,124.94/x
  3. Step 3: Cross multiply
    74,719.62x = 112,079.31 × 22,124.94
  4. Step 4: Simplify right side
    74,719.62x = 2,479,748,008.99
  5. Step 5: Solve for x
    x = 2,479,748,008.99/74,719.62
  6. Step 6: Final answer
    x = 33,187.37

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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.