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Finding the Fourth Proportional to 144,882, 199,937.88 and 84,494.52

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Solution

The fourth proportional to 144,882, 199,937.88 and 84,494.52 is: 116,602.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,882 : 199,937.88 = 84,494.52 : x
  2. Step 2: Convert to fraction form
    144,882/199,937.88 = 84,494.52/x
  3. Step 3: Cross multiply
    144,882x = 199,937.88 × 84,494.52
  4. Step 4: Simplify right side
    144,882x = 16,893,655,200.42
  5. Step 5: Solve for x
    x = 16,893,655,200.42/144,882
  6. Step 6: Final answer
    x = 116,602.86

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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.