Home / 89,221.04-123,125.12-48,936.52

Finding the Fourth Proportional to 89,221.04, 123,125.12 and 48,936.52

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Solution

The fourth proportional to 89,221.04, 123,125.12 and 48,936.52 is: 67,532.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,221.04 : 123,125.12 = 48,936.52 : x
  2. Step 2: Convert to fraction form
    89,221.04/123,125.12 = 48,936.52/x
  3. Step 3: Cross multiply
    89,221.04x = 123,125.12 × 48,936.52
  4. Step 4: Simplify right side
    89,221.04x = 6,025,314,897.38
  5. Step 5: Solve for x
    x = 6,025,314,897.38/89,221.04
  6. Step 6: Final answer
    x = 67,532.44

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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.