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Finding the Fourth Proportional to 239,752.58, 330,856.93 and 132,322.61

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Solution

The fourth proportional to 239,752.58, 330,856.93 and 132,322.61 is: 182,604.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,752.58 : 330,856.93 = 132,322.61 : x
  2. Step 2: Convert to fraction form
    239,752.58/330,856.93 = 132,322.61/x
  3. Step 3: Cross multiply
    239,752.58x = 330,856.93 × 132,322.61
  4. Step 4: Simplify right side
    239,752.58x = 43,779,854,375.19
  5. Step 5: Solve for x
    x = 43,779,854,375.19/239,752.58
  6. Step 6: Final answer
    x = 182,604.31

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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.