Home / 136,335.84-204,514.70-47,587.38

Finding the Fourth Proportional to 136,335.84, 204,514.70 and 47,587.38

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Solution

The fourth proportional to 136,335.84, 204,514.70 and 47,587.38 is: 71,384.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,335.84 : 204,514.70 = 47,587.38 : x
  2. Step 2: Convert to fraction form
    136,335.84/204,514.70 = 47,587.38/x
  3. Step 3: Cross multiply
    136,335.84x = 204,514.70 × 47,587.38
  4. Step 4: Simplify right side
    136,335.84x = 9,732,318,506.55
  5. Step 5: Solve for x
    x = 9,732,318,506.55/136,335.84
  6. Step 6: Final answer
    x = 71,384.89

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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.