Home / 175,517.62-242,215.49-107,534.72

Finding the Fourth Proportional to 175,517.62, 242,215.49 and 107,534.72

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Solution

The fourth proportional to 175,517.62, 242,215.49 and 107,534.72 is: 148,398.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,517.62 : 242,215.49 = 107,534.72 : x
  2. Step 2: Convert to fraction form
    175,517.62/242,215.49 = 107,534.72/x
  3. Step 3: Cross multiply
    175,517.62x = 242,215.49 × 107,534.72
  4. Step 4: Simplify right side
    175,517.62x = 26,046,575,771.19
  5. Step 5: Solve for x
    x = 26,046,575,771.19/175,517.62
  6. Step 6: Final answer
    x = 148,398.64

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1.5x scale

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.