Home / 74,468.48-111,542.31-34,966.40

Finding the Fourth Proportional to 74,468.48, 111,542.31 and 34,966.40

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Solution

The fourth proportional to 74,468.48, 111,542.31 and 34,966.40 is: 52,374.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,468.48 : 111,542.31 = 34,966.40 : x
  2. Step 2: Convert to fraction form
    74,468.48/111,542.31 = 34,966.40/x
  3. Step 3: Cross multiply
    74,468.48x = 111,542.31 × 34,966.40
  4. Step 4: Simplify right side
    74,468.48x = 3,900,232,470.67
  5. Step 5: Solve for x
    x = 3,900,232,470.67/74,468.48
  6. Step 6: Final answer
    x = 52,374.28

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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.