Home / 91,148.14-125,791.03-52,929.75

Finding the Fourth Proportional to 91,148.14, 125,791.03 and 52,929.75

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Solution

The fourth proportional to 91,148.14, 125,791.03 and 52,929.75 is: 73,046.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,148.14 : 125,791.03 = 52,929.75 : x
  2. Step 2: Convert to fraction form
    91,148.14/125,791.03 = 52,929.75/x
  3. Step 3: Cross multiply
    91,148.14x = 125,791.03 × 52,929.75
  4. Step 4: Simplify right side
    91,148.14x = 6,658,088,010.29
  5. Step 5: Solve for x
    x = 6,658,088,010.29/91,148.14
  6. Step 6: Final answer
    x = 73,046.89

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.