Home / 75,234.42-112,713.22-47,149.19

Finding the Fourth Proportional to 75,234.42, 112,713.22 and 47,149.19

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Solution

The fourth proportional to 75,234.42, 112,713.22 and 47,149.19 is: 70,637.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,234.42 : 112,713.22 = 47,149.19 : x
  2. Step 2: Convert to fraction form
    75,234.42/112,713.22 = 47,149.19/x
  3. Step 3: Cross multiply
    75,234.42x = 112,713.22 × 47,149.19
  4. Step 4: Simplify right side
    75,234.42x = 5,314,336,943.34
  5. Step 5: Solve for x
    x = 5,314,336,943.34/75,234.42
  6. Step 6: Final answer
    x = 70,637.04

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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.