Home / 92,273.20-138,409.89-25,713.52

Finding the Fourth Proportional to 92,273.20, 138,409.89 and 25,713.52

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Solution

The fourth proportional to 92,273.20, 138,409.89 and 25,713.52 is: 38,570.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,273.20 : 138,409.89 = 25,713.52 : x
  2. Step 2: Convert to fraction form
    92,273.20/138,409.89 = 25,713.52/x
  3. Step 3: Cross multiply
    92,273.20x = 138,409.89 × 25,713.52
  4. Step 4: Simplify right side
    92,273.20x = 3,559,005,474.71
  5. Step 5: Solve for x
    x = 3,559,005,474.71/92,273.20
  6. Step 6: Final answer
    x = 38,570.31

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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.