Home / 109,330.22-163,854.53-53,061.44

Finding the Fourth Proportional to 109,330.22, 163,854.53 and 53,061.44

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Solution

The fourth proportional to 109,330.22, 163,854.53 and 53,061.44 is: 79,523.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,330.22 : 163,854.53 = 53,061.44 : x
  2. Step 2: Convert to fraction form
    109,330.22/163,854.53 = 53,061.44/x
  3. Step 3: Cross multiply
    109,330.22x = 163,854.53 × 53,061.44
  4. Step 4: Simplify right side
    109,330.22x = 8,694,356,227.74
  5. Step 5: Solve for x
    x = 8,694,356,227.74/109,330.22
  6. Step 6: Final answer
    x = 79,523.82

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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.