Home / 67,508.07-93,130.11-39,208.29

Finding the Fourth Proportional to 67,508.07, 93,130.11 and 39,208.29

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Solution

The fourth proportional to 67,508.07, 93,130.11 and 39,208.29 is: 54,089.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,508.07 : 93,130.11 = 39,208.29 : x
  2. Step 2: Convert to fraction form
    67,508.07/93,130.11 = 39,208.29/x
  3. Step 3: Cross multiply
    67,508.07x = 93,130.11 × 39,208.29
  4. Step 4: Simplify right side
    67,508.07x = 3,651,472,360.61
  5. Step 5: Solve for x
    x = 3,651,472,360.61/67,508.07
  6. Step 6: Final answer
    x = 54,089.42

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1.5x scale

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.