Home / 91,863.15-137,572.38-46,766.13

Finding the Fourth Proportional to 91,863.15, 137,572.38 and 46,766.13

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Solution

The fourth proportional to 91,863.15, 137,572.38 and 46,766.13 is: 70,036.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,863.15 : 137,572.38 = 46,766.13 : x
  2. Step 2: Convert to fraction form
    91,863.15/137,572.38 = 46,766.13/x
  3. Step 3: Cross multiply
    91,863.15x = 137,572.38 × 46,766.13
  4. Step 4: Simplify right side
    91,863.15x = 6,433,727,807.49
  5. Step 5: Solve for x
    x = 6,433,727,807.49/91,863.15
  6. Step 6: Final answer
    x = 70,036.00

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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.