Home / 132,213.54-182,278.43-105,080.22

Finding the Fourth Proportional to 132,213.54, 182,278.43 and 105,080.22

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Solution

The fourth proportional to 132,213.54, 182,278.43 and 105,080.22 is: 144,870.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,213.54 : 182,278.43 = 105,080.22 : x
  2. Step 2: Convert to fraction form
    132,213.54/182,278.43 = 105,080.22/x
  3. Step 3: Cross multiply
    132,213.54x = 182,278.43 × 105,080.22
  4. Step 4: Simplify right side
    132,213.54x = 19,153,857,525.65
  5. Step 5: Solve for x
    x = 19,153,857,525.65/132,213.54
  6. Step 6: Final answer
    x = 144,870.62

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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.