Home / 67,513.11-93,165.27-38,830.60

Finding the Fourth Proportional to 67,513.11, 93,165.27 and 38,830.60

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Solution

The fourth proportional to 67,513.11, 93,165.27 and 38,830.60 is: 53,584.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,513.11 : 93,165.27 = 38,830.60 : x
  2. Step 2: Convert to fraction form
    67,513.11/93,165.27 = 38,830.60/x
  3. Step 3: Cross multiply
    67,513.11x = 93,165.27 × 38,830.60
  4. Step 4: Simplify right side
    67,513.11x = 3,617,663,333.26
  5. Step 5: Solve for x
    x = 3,617,663,333.26/67,513.11
  6. Step 6: Final answer
    x = 53,584.61

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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.