Home / 89,824.07-123,962.90-49,537.91

Finding the Fourth Proportional to 89,824.07, 123,962.90 and 49,537.91

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Solution

The fourth proportional to 89,824.07, 123,962.90 and 49,537.91 is: 68,365.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,824.07 : 123,962.90 = 49,537.91 : x
  2. Step 2: Convert to fraction form
    89,824.07/123,962.90 = 49,537.91/x
  3. Step 3: Cross multiply
    89,824.07x = 123,962.90 × 49,537.91
  4. Step 4: Simplify right side
    89,824.07x = 6,140,862,983.54
  5. Step 5: Solve for x
    x = 6,140,862,983.54/89,824.07
  6. Step 6: Final answer
    x = 68,365.45

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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.