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Finding the Fourth Proportional to 372,544.52, 558,811.31 and 92,061.77

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Solution

The fourth proportional to 372,544.52, 558,811.31 and 92,061.77 is: 138,091.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,544.52 : 558,811.31 = 92,061.77 : x
  2. Step 2: Convert to fraction form
    372,544.52/558,811.31 = 92,061.77/x
  3. Step 3: Cross multiply
    372,544.52x = 558,811.31 × 92,061.77
  4. Step 4: Simplify right side
    372,544.52x = 51,445,155,040.25
  5. Step 5: Solve for x
    x = 51,445,155,040.25/372,544.52
  6. Step 6: Final answer
    x = 138,091.30

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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.