Home / 239,824.72-330,960.80-132,394.82

Finding the Fourth Proportional to 239,824.72, 330,960.80 and 132,394.82

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Solution

The fourth proportional to 239,824.72, 330,960.80 and 132,394.82 is: 182,706.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,824.72 : 330,960.80 = 132,394.82 : x
  2. Step 2: Convert to fraction form
    239,824.72/330,960.80 = 132,394.82/x
  3. Step 3: Cross multiply
    239,824.72x = 330,960.80 × 132,394.82
  4. Step 4: Simplify right side
    239,824.72x = 43,817,495,543.06
  5. Step 5: Solve for x
    x = 43,817,495,543.06/239,824.72
  6. Step 6: Final answer
    x = 182,706.33

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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.