Home / 151,728.64-227,658.56-58,212.52

Finding the Fourth Proportional to 151,728.64, 227,658.56 and 58,212.52

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Solution

The fourth proportional to 151,728.64, 227,658.56 and 58,212.52 is: 87,343.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,728.64 : 227,658.56 = 58,212.52 : x
  2. Step 2: Convert to fraction form
    151,728.64/227,658.56 = 58,212.52/x
  3. Step 3: Cross multiply
    151,728.64x = 227,658.56 × 58,212.52
  4. Step 4: Simplify right side
    151,728.64x = 13,252,578,477.17
  5. Step 5: Solve for x
    x = 13,252,578,477.17/151,728.64
  6. Step 6: Final answer
    x = 87,343.95

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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.