Home / 132,013.04-182,178.42-71,583.64

Finding the Fourth Proportional to 132,013.04, 182,178.42 and 71,583.64

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Solution

The fourth proportional to 132,013.04, 182,178.42 and 71,583.64 is: 98,785.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,013.04 : 182,178.42 = 71,583.64 : x
  2. Step 2: Convert to fraction form
    132,013.04/182,178.42 = 71,583.64/x
  3. Step 3: Cross multiply
    132,013.04x = 182,178.42 × 71,583.64
  4. Step 4: Simplify right side
    132,013.04x = 13,040,994,433.05
  5. Step 5: Solve for x
    x = 13,040,994,433.05/132,013.04
  6. Step 6: Final answer
    x = 98,785.65

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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.