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Finding the Fourth Proportional to 151,713, 227,580.44 and 58,218.75

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Solution

The fourth proportional to 151,713, 227,580.44 and 58,218.75 is: 87,332.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,713 : 227,580.44 = 58,218.75 : x
  2. Step 2: Convert to fraction form
    151,713/227,580.44 = 58,218.75/x
  3. Step 3: Cross multiply
    151,713x = 227,580.44 × 58,218.75
  4. Step 4: Simplify right side
    151,713x = 13,249,448,450.16
  5. Step 5: Solve for x
    x = 13,249,448,450.16/151,713
  6. Step 6: Final answer
    x = 87,332.32

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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.