Home / 132,478.07-182,765.79-75,105.27

Finding the Fourth Proportional to 132,478.07, 182,765.79 and 75,105.27

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Solution

The fourth proportional to 132,478.07, 182,765.79 and 75,105.27 is: 103,614.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,478.07 : 182,765.79 = 75,105.27 : x
  2. Step 2: Convert to fraction form
    132,478.07/182,765.79 = 75,105.27/x
  3. Step 3: Cross multiply
    132,478.07x = 182,765.79 × 75,105.27
  4. Step 4: Simplify right side
    132,478.07x = 13,726,674,004.71
  5. Step 5: Solve for x
    x = 13,726,674,004.71/132,478.07
  6. Step 6: Final answer
    x = 103,614.69

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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.