Home / 94,345.20-141,327.84-43,672.80

Finding the Fourth Proportional to 94,345.20, 141,327.84 and 43,672.80

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Solution

The fourth proportional to 94,345.20, 141,327.84 and 43,672.80 is: 65,421.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,345.20 : 141,327.84 = 43,672.80 : x
  2. Step 2: Convert to fraction form
    94,345.20/141,327.84 = 43,672.80/x
  3. Step 3: Cross multiply
    94,345.20x = 141,327.84 × 43,672.80
  4. Step 4: Simplify right side
    94,345.20x = 6,172,182,490.75
  5. Step 5: Solve for x
    x = 6,172,182,490.75/94,345.20
  6. Step 6: Final answer
    x = 65,421.27

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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.