Home / 89,897.05-124,060.44-49,613.93

Finding the Fourth Proportional to 89,897.05, 124,060.44 and 49,613.93

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Solution

The fourth proportional to 89,897.05, 124,060.44 and 49,613.93 is: 68,468.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,897.05 : 124,060.44 = 49,613.93 : x
  2. Step 2: Convert to fraction form
    89,897.05/124,060.44 = 49,613.93/x
  3. Step 3: Cross multiply
    89,897.05x = 124,060.44 × 49,613.93
  4. Step 4: Simplify right side
    89,897.05x = 6,155,125,985.93
  5. Step 5: Solve for x
    x = 6,155,125,985.93/89,897.05
  6. Step 6: Final answer
    x = 68,468.61

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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.