Home / 88,470.20-122,132.94-58,275.02

Finding the Fourth Proportional to 88,470.20, 122,132.94 and 58,275.02

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Solution

The fourth proportional to 88,470.20, 122,132.94 and 58,275.02 is: 80,448.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,470.20 : 122,132.94 = 58,275.02 : x
  2. Step 2: Convert to fraction form
    88,470.20/122,132.94 = 58,275.02/x
  3. Step 3: Cross multiply
    88,470.20x = 122,132.94 × 58,275.02
  4. Step 4: Simplify right side
    88,470.20x = 7,117,299,521.16
  5. Step 5: Solve for x
    x = 7,117,299,521.16/88,470.20
  6. Step 6: Final answer
    x = 80,448.55

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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.