Home / 239,478.06-330,494.58-132,047.76

Finding the Fourth Proportional to 239,478.06, 330,494.58 and 132,047.76

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Solution

The fourth proportional to 239,478.06, 330,494.58 and 132,047.76 is: 182,234.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,478.06 : 330,494.58 = 132,047.76 : x
  2. Step 2: Convert to fraction form
    239,478.06/330,494.58 = 132,047.76/x
  3. Step 3: Cross multiply
    239,478.06x = 330,494.58 × 132,047.76
  4. Step 4: Simplify right side
    239,478.06x = 43,641,068,981.14
  5. Step 5: Solve for x
    x = 43,641,068,981.14/239,478.06
  6. Step 6: Final answer
    x = 182,234.10

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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.