Home / 136,658.03-204,990.28-52,460.15

Finding the Fourth Proportional to 136,658.03, 204,990.28 and 52,460.15

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Solution

The fourth proportional to 136,658.03, 204,990.28 and 52,460.15 is: 78,691.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,658.03 : 204,990.28 = 52,460.15 : x
  2. Step 2: Convert to fraction form
    136,658.03/204,990.28 = 52,460.15/x
  3. Step 3: Cross multiply
    136,658.03x = 204,990.28 × 52,460.15
  4. Step 4: Simplify right side
    136,658.03x = 10,753,819,681.24
  5. Step 5: Solve for x
    x = 10,753,819,681.24/136,658.03
  6. Step 6: Final answer
    x = 78,691.46

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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.