Home / 91,927.06-137,890.95-60,755.38

Finding the Fourth Proportional to 91,927.06, 137,890.95 and 60,755.38

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Solution

The fourth proportional to 91,927.06, 137,890.95 and 60,755.38 is: 91,133.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,927.06 : 137,890.95 = 60,755.38 : x
  2. Step 2: Convert to fraction form
    91,927.06/137,890.95 = 60,755.38/x
  3. Step 3: Cross multiply
    91,927.06x = 137,890.95 × 60,755.38
  4. Step 4: Simplify right side
    91,927.06x = 8,377,616,721.08
  5. Step 5: Solve for x
    x = 8,377,616,721.08/91,927.06
  6. Step 6: Final answer
    x = 91,133.31

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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.