Home / 132,145.56-182,357.73-71,713.62

Finding the Fourth Proportional to 132,145.56, 182,357.73 and 71,713.62

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Solution

The fourth proportional to 132,145.56, 182,357.73 and 71,713.62 is: 98,963.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,145.56 : 182,357.73 = 71,713.62 : x
  2. Step 2: Convert to fraction form
    132,145.56/182,357.73 = 71,713.62/x
  3. Step 3: Cross multiply
    132,145.56x = 182,357.73 × 71,713.62
  4. Step 4: Simplify right side
    132,145.56x = 13,077,532,953.28
  5. Step 5: Solve for x
    x = 13,077,532,953.28/132,145.56
  6. Step 6: Final answer
    x = 98,963.09

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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.