Home / 194,720.40-292,177.80-110,545.20

Finding the Fourth Proportional to 194,720.40, 292,177.80 and 110,545.20

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Solution

The fourth proportional to 194,720.40, 292,177.80 and 110,545.20 is: 165,872.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,720.40 : 292,177.80 = 110,545.20 : x
  2. Step 2: Convert to fraction form
    194,720.40/292,177.80 = 110,545.20/x
  3. Step 3: Cross multiply
    194,720.40x = 292,177.80 × 110,545.20
  4. Step 4: Simplify right side
    194,720.40x = 32,298,853,336.56
  5. Step 5: Solve for x
    x = 32,298,853,336.56/194,720.40
  6. Step 6: Final answer
    x = 165,872.98

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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.