Home / 91,926.81-137,890.57-60,755.13

Finding the Fourth Proportional to 91,926.81, 137,890.57 and 60,755.13

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Solution

The fourth proportional to 91,926.81, 137,890.57 and 60,755.13 is: 91,132.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,926.81 : 137,890.57 = 60,755.13 : x
  2. Step 2: Convert to fraction form
    91,926.81/137,890.57 = 60,755.13/x
  3. Step 3: Cross multiply
    91,926.81x = 137,890.57 × 60,755.13
  4. Step 4: Simplify right side
    91,926.81x = 8,377,559,506.12
  5. Step 5: Solve for x
    x = 8,377,559,506.12/91,926.81
  6. Step 6: Final answer
    x = 91,132.93

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1.5x scale

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.