Home / 132,497.64-182,864.40-75,157.68

Finding the Fourth Proportional to 132,497.64, 182,864.40 and 75,157.68

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Solution

The fourth proportional to 132,497.64, 182,864.40 and 75,157.68 is: 103,727.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,497.64 : 182,864.40 = 75,157.68 : x
  2. Step 2: Convert to fraction form
    132,497.64/182,864.40 = 75,157.68/x
  3. Step 3: Cross multiply
    132,497.64x = 182,864.40 × 75,157.68
  4. Step 4: Simplify right side
    132,497.64x = 13,743,664,058.59
  5. Step 5: Solve for x
    x = 13,743,664,058.59/132,497.64
  6. Step 6: Final answer
    x = 103,727.61

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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.