Home / 67,246.38-92,862.99-42,139.62

Finding the Fourth Proportional to 67,246.38, 92,862.99 and 42,139.62

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Solution

The fourth proportional to 67,246.38, 92,862.99 and 42,139.62 is: 58,192.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,246.38 : 92,862.99 = 42,139.62 : x
  2. Step 2: Convert to fraction form
    67,246.38/92,862.99 = 42,139.62/x
  3. Step 3: Cross multiply
    67,246.38x = 92,862.99 × 42,139.62
  4. Step 4: Simplify right side
    67,246.38x = 3,913,211,110.66
  5. Step 5: Solve for x
    x = 3,913,211,110.66/67,246.38
  6. Step 6: Final answer
    x = 58,192.15

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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.