Home / 239,478.30-330,463.14-132,046.05

Finding the Fourth Proportional to 239,478.30, 330,463.14 and 132,046.05

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Solution

The fourth proportional to 239,478.30, 330,463.14 and 132,046.05 is: 182,214.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,478.30 : 330,463.14 = 132,046.05 : x
  2. Step 2: Convert to fraction form
    239,478.30/330,463.14 = 132,046.05/x
  3. Step 3: Cross multiply
    239,478.30x = 330,463.14 × 132,046.05
  4. Step 4: Simplify right side
    239,478.30x = 43,636,352,307.60
  5. Step 5: Solve for x
    x = 43,636,352,307.60/239,478.30
  6. Step 6: Final answer
    x = 182,214.22

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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.