Home / 132,321.64-182,527.14-87,007.72

Finding the Fourth Proportional to 132,321.64, 182,527.14 and 87,007.72

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Solution

The fourth proportional to 132,321.64, 182,527.14 and 87,007.72 is: 120,020.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,321.64 : 182,527.14 = 87,007.72 : x
  2. Step 2: Convert to fraction form
    132,321.64/182,527.14 = 87,007.72/x
  3. Step 3: Cross multiply
    132,321.64x = 182,527.14 × 87,007.72
  4. Step 4: Simplify right side
    132,321.64x = 15,881,270,289.52
  5. Step 5: Solve for x
    x = 15,881,270,289.52/132,321.64
  6. Step 6: Final answer
    x = 120,020.20

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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.