Home / 132,041.82-182,217.81-71,612.45

Finding the Fourth Proportional to 132,041.82, 182,217.81 and 71,612.45

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Solution

The fourth proportional to 132,041.82, 182,217.81 and 71,612.45 is: 98,825.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,041.82 : 182,217.81 = 71,612.45 : x
  2. Step 2: Convert to fraction form
    132,041.82/182,217.81 = 71,612.45/x
  3. Step 3: Cross multiply
    132,041.82x = 182,217.81 × 71,612.45
  4. Step 4: Simplify right side
    132,041.82x = 13,049,062,896.65
  5. Step 5: Solve for x
    x = 13,049,062,896.65/132,041.82
  6. Step 6: Final answer
    x = 98,825.23

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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.