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Finding the Fourth Proportional to 141,024.70, 211,537.05 and 47,520.70

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Solution

The fourth proportional to 141,024.70, 211,537.05 and 47,520.70 is: 71,281.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,024.70 : 211,537.05 = 47,520.70 : x
  2. Step 2: Convert to fraction form
    141,024.70/211,537.05 = 47,520.70/x
  3. Step 3: Cross multiply
    141,024.70x = 211,537.05 × 47,520.70
  4. Step 4: Simplify right side
    141,024.70x = 10,052,388,691.94
  5. Step 5: Solve for x
    x = 10,052,388,691.94/141,024.70
  6. Step 6: Final answer
    x = 71,281.05

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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.