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Finding the Fourth Proportional to 185,677.39, 278,472.80 and 59,328.93

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Solution

The fourth proportional to 185,677.39, 278,472.80 and 59,328.93 is: 88,979.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,677.39 : 278,472.80 = 59,328.93 : x
  2. Step 2: Convert to fraction form
    185,677.39/278,472.80 = 59,328.93/x
  3. Step 3: Cross multiply
    185,677.39x = 278,472.80 × 59,328.93
  4. Step 4: Simplify right side
    185,677.39x = 16,521,493,258.10
  5. Step 5: Solve for x
    x = 16,521,493,258.10/185,677.39
  6. Step 6: Final answer
    x = 88,979.56

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.