Home / 175,000.20-262,500.30-140,008.20

Finding the Fourth Proportional to 175,000.20, 262,500.30 and 140,008.20

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Solution

The fourth proportional to 175,000.20, 262,500.30 and 140,008.20 is: 210,012.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,000.20 : 262,500.30 = 140,008.20 : x
  2. Step 2: Convert to fraction form
    175,000.20/262,500.30 = 140,008.20/x
  3. Step 3: Cross multiply
    175,000.20x = 262,500.30 × 140,008.20
  4. Step 4: Simplify right side
    175,000.20x = 36,752,194,502.46
  5. Step 5: Solve for x
    x = 36,752,194,502.46/175,000.20
  6. Step 6: Final answer
    x = 210,012.30

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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.