Home / 47,492.20-71,238.30-44,381.80

Finding the Fourth Proportional to 47,492.20, 71,238.30 and 44,381.80

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Solution

The fourth proportional to 47,492.20, 71,238.30 and 44,381.80 is: 66,572.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,492.20 : 71,238.30 = 44,381.80 : x
  2. Step 2: Convert to fraction form
    47,492.20/71,238.30 = 44,381.80/x
  3. Step 3: Cross multiply
    47,492.20x = 71,238.30 × 44,381.80
  4. Step 4: Simplify right side
    47,492.20x = 3,161,683,982.94
  5. Step 5: Solve for x
    x = 3,161,683,982.94/47,492.20
  6. Step 6: Final answer
    x = 66,572.70

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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.