Home / 136,053.89-204,082.91-51,818.73

Finding the Fourth Proportional to 136,053.89, 204,082.91 and 51,818.73

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Solution

The fourth proportional to 136,053.89, 204,082.91 and 51,818.73 is: 77,728.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,053.89 : 204,082.91 = 51,818.73 : x
  2. Step 2: Convert to fraction form
    136,053.89/204,082.91 = 51,818.73/x
  3. Step 3: Cross multiply
    136,053.89x = 204,082.91 × 51,818.73
  4. Step 4: Simplify right side
    136,053.89x = 10,575,317,210.90
  5. Step 5: Solve for x
    x = 10,575,317,210.90/136,053.89
  6. Step 6: Final answer
    x = 77,728.89

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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.