Home / 132,515.84-182,871.78-75,960.02

Finding the Fourth Proportional to 132,515.84, 182,871.78 and 75,960.02

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Solution

The fourth proportional to 132,515.84, 182,871.78 and 75,960.02 is: 104,824.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,515.84 : 182,871.78 = 75,960.02 : x
  2. Step 2: Convert to fraction form
    132,515.84/182,871.78 = 75,960.02/x
  3. Step 3: Cross multiply
    132,515.84x = 182,871.78 × 75,960.02
  4. Step 4: Simplify right side
    132,515.84x = 13,890,944,066.24
  5. Step 5: Solve for x
    x = 13,890,944,066.24/132,515.84
  6. Step 6: Final answer
    x = 104,824.78

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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.