Home / 132,214.04-182,279.12-105,080.72

Finding the Fourth Proportional to 132,214.04, 182,279.12 and 105,080.72

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Solution

The fourth proportional to 132,214.04, 182,279.12 and 105,080.72 is: 144,871.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,214.04 : 182,279.12 = 105,080.72 : x
  2. Step 2: Convert to fraction form
    132,214.04/182,279.12 = 105,080.72/x
  3. Step 3: Cross multiply
    132,214.04x = 182,279.12 × 105,080.72
  4. Step 4: Simplify right side
    132,214.04x = 19,154,021,170.57
  5. Step 5: Solve for x
    x = 19,154,021,170.57/132,214.04
  6. Step 6: Final answer
    x = 144,871.31

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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.