Home / 132,247.46-182,518.18-81,954.02

Finding the Fourth Proportional to 132,247.46, 182,518.18 and 81,954.02

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Solution

The fourth proportional to 132,247.46, 182,518.18 and 81,954.02 is: 113,106.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,247.46 : 182,518.18 = 81,954.02 : x
  2. Step 2: Convert to fraction form
    132,247.46/182,518.18 = 81,954.02/x
  3. Step 3: Cross multiply
    132,247.46x = 182,518.18 × 81,954.02
  4. Step 4: Simplify right side
    132,247.46x = 14,958,098,574.08
  5. Step 5: Solve for x
    x = 14,958,098,574.08/132,247.46
  6. Step 6: Final answer
    x = 113,106.89

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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.