Home / 48,462.20-72,693.30-40,005.80

Finding the Fourth Proportional to 48,462.20, 72,693.30 and 40,005.80

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Solution

The fourth proportional to 48,462.20, 72,693.30 and 40,005.80 is: 60,008.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,462.20 : 72,693.30 = 40,005.80 : x
  2. Step 2: Convert to fraction form
    48,462.20/72,693.30 = 40,005.80/x
  3. Step 3: Cross multiply
    48,462.20x = 72,693.30 × 40,005.80
  4. Step 4: Simplify right side
    48,462.20x = 2,908,153,621.14
  5. Step 5: Solve for x
    x = 2,908,153,621.14/48,462.20
  6. Step 6: Final answer
    x = 60,008.70

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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.