Home / 239,827.23-330,964.26-132,397.32

Finding the Fourth Proportional to 239,827.23, 330,964.26 and 132,397.32

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Solution

The fourth proportional to 239,827.23, 330,964.26 and 132,397.32 is: 182,709.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,827.23 : 330,964.26 = 132,397.32 : x
  2. Step 2: Convert to fraction form
    239,827.23/330,964.26 = 132,397.32/x
  3. Step 3: Cross multiply
    239,827.23x = 330,964.26 × 132,397.32
  4. Step 4: Simplify right side
    239,827.23x = 43,818,781,039.78
  5. Step 5: Solve for x
    x = 43,818,781,039.78/239,827.23
  6. Step 6: Final answer
    x = 182,709.78

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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.