Home / 114,631.10-171,946.65-88,387.10

Finding the Fourth Proportional to 114,631.10, 171,946.65 and 88,387.10

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Solution

The fourth proportional to 114,631.10, 171,946.65 and 88,387.10 is: 132,580.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,631.10 : 171,946.65 = 88,387.10 : x
  2. Step 2: Convert to fraction form
    114,631.10/171,946.65 = 88,387.10/x
  3. Step 3: Cross multiply
    114,631.10x = 171,946.65 × 88,387.10
  4. Step 4: Simplify right side
    114,631.10x = 15,197,865,748.22
  5. Step 5: Solve for x
    x = 15,197,865,748.22/114,631.10
  6. Step 6: Final answer
    x = 132,580.65

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Similar ratio
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1.5x scale

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.