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Finding the Fourth Proportional to 141,254.40, 211,687.20 and 93,734.40

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Solution

The fourth proportional to 141,254.40, 211,687.20 and 93,734.40 is: 140,472.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,254.40 : 211,687.20 = 93,734.40 : x
  2. Step 2: Convert to fraction form
    141,254.40/211,687.20 = 93,734.40/x
  3. Step 3: Cross multiply
    141,254.40x = 211,687.20 × 93,734.40
  4. Step 4: Simplify right side
    141,254.40x = 19,842,372,679.68
  5. Step 5: Solve for x
    x = 19,842,372,679.68/141,254.40
  6. Step 6: Final answer
    x = 140,472.60

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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.