Home / 141,193.62-211,728.24-66,335.04

Finding the Fourth Proportional to 141,193.62, 211,728.24 and 66,335.04

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Solution

The fourth proportional to 141,193.62, 211,728.24 and 66,335.04 is: 99,473.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,193.62 : 211,728.24 = 66,335.04 : x
  2. Step 2: Convert to fraction form
    141,193.62/211,728.24 = 66,335.04/x
  3. Step 3: Cross multiply
    141,193.62x = 211,728.24 × 66,335.04
  4. Step 4: Simplify right side
    141,193.62x = 14,045,001,269.53
  5. Step 5: Solve for x
    x = 14,045,001,269.53/141,193.62
  6. Step 6: Final answer
    x = 99,473.34

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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.