Home / 74,717.68-103,110.44-42,452.36

Finding the Fourth Proportional to 74,717.68, 103,110.44 and 42,452.36

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Solution

The fourth proportional to 74,717.68, 103,110.44 and 42,452.36 is: 58,584.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,717.68 : 103,110.44 = 42,452.36 : x
  2. Step 2: Convert to fraction form
    74,717.68/103,110.44 = 42,452.36/x
  3. Step 3: Cross multiply
    74,717.68x = 103,110.44 × 42,452.36
  4. Step 4: Simplify right side
    74,717.68x = 4,377,281,518.64
  5. Step 5: Solve for x
    x = 4,377,281,518.64/74,717.68
  6. Step 6: Final answer
    x = 58,584.28

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.