Home / 295,931.10-443,896.65-108,918.30

Finding the Fourth Proportional to 295,931.10, 443,896.65 and 108,918.30

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Solution

The fourth proportional to 295,931.10, 443,896.65 and 108,918.30 is: 163,377.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,931.10 : 443,896.65 = 108,918.30 : x
  2. Step 2: Convert to fraction form
    295,931.10/443,896.65 = 108,918.30/x
  3. Step 3: Cross multiply
    295,931.10x = 443,896.65 × 108,918.30
  4. Step 4: Simplify right side
    295,931.10x = 48,348,468,493.70
  5. Step 5: Solve for x
    x = 48,348,468,493.70/295,931.10
  6. Step 6: Final answer
    x = 163,377.45

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Similar ratio
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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.