Home / 94,832.80-142,249.20-42,186.40

Finding the Fourth Proportional to 94,832.80, 142,249.20 and 42,186.40

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Solution

The fourth proportional to 94,832.80, 142,249.20 and 42,186.40 is: 63,279.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,832.80 : 142,249.20 = 42,186.40 : x
  2. Step 2: Convert to fraction form
    94,832.80/142,249.20 = 42,186.40/x
  3. Step 3: Cross multiply
    94,832.80x = 142,249.20 × 42,186.40
  4. Step 4: Simplify right side
    94,832.80x = 6,000,981,650.88
  5. Step 5: Solve for x
    x = 6,000,981,650.88/94,832.80
  6. Step 6: Final answer
    x = 63,279.60

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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.