Home / 89,224.61-123,130.56-48,938.66

Finding the Fourth Proportional to 89,224.61, 123,130.56 and 48,938.66

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Solution

The fourth proportional to 89,224.61, 123,130.56 and 48,938.66 is: 67,535.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,224.61 : 123,130.56 = 48,938.66 : x
  2. Step 2: Convert to fraction form
    89,224.61/123,130.56 = 48,938.66/x
  3. Step 3: Cross multiply
    89,224.61x = 123,130.56 × 48,938.66
  4. Step 4: Simplify right side
    89,224.61x = 6,025,843,995.80
  5. Step 5: Solve for x
    x = 6,025,843,995.80/89,224.61
  6. Step 6: Final answer
    x = 67,535.68

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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.