Home / 195,118.76-292,678.18-54,877.39

Finding the Fourth Proportional to 195,118.76, 292,678.18 and 54,877.39

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Solution

The fourth proportional to 195,118.76, 292,678.18 and 54,877.39 is: 82,316.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,118.76 : 292,678.18 = 54,877.39 : x
  2. Step 2: Convert to fraction form
    195,118.76/292,678.18 = 54,877.39/x
  3. Step 3: Cross multiply
    195,118.76x = 292,678.18 × 54,877.39
  4. Step 4: Simplify right side
    195,118.76x = 16,061,413,759.46
  5. Step 5: Solve for x
    x = 16,061,413,759.46/195,118.76
  6. Step 6: Final answer
    x = 82,316.09

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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.