Home / 132,437.43-182,767.46-72,012.24

Finding the Fourth Proportional to 132,437.43, 182,767.46 and 72,012.24

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Solution

The fourth proportional to 132,437.43, 182,767.46 and 72,012.24 is: 99,378.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,437.43 : 182,767.46 = 72,012.24 : x
  2. Step 2: Convert to fraction form
    132,437.43/182,767.46 = 72,012.24/x
  3. Step 3: Cross multiply
    132,437.43x = 182,767.46 × 72,012.24
  4. Step 4: Simplify right side
    132,437.43x = 13,161,493,833.65
  5. Step 5: Solve for x
    x = 13,161,493,833.65/132,437.43
  6. Step 6: Final answer
    x = 99,378.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.