Home / 89,747.40-123,851.41-49,461.16

Finding the Fourth Proportional to 89,747.40, 123,851.41 and 49,461.16

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Solution

The fourth proportional to 89,747.40, 123,851.41 and 49,461.16 is: 68,256.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,747.40 : 123,851.41 = 49,461.16 : x
  2. Step 2: Convert to fraction form
    89,747.40/123,851.41 = 49,461.16/x
  3. Step 3: Cross multiply
    89,747.40x = 123,851.41 × 49,461.16
  4. Step 4: Simplify right side
    89,747.40x = 6,125,834,777.69
  5. Step 5: Solve for x
    x = 6,125,834,777.69/89,747.40
  6. Step 6: Final answer
    x = 68,256.40

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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.