Home / 239,815.53-330,946.23-132,385.32

Finding the Fourth Proportional to 239,815.53, 330,946.23 and 132,385.32

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Solution

The fourth proportional to 239,815.53, 330,946.23 and 132,385.32 is: 182,692.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,815.53 : 330,946.23 = 132,385.32 : x
  2. Step 2: Convert to fraction form
    239,815.53/330,946.23 = 132,385.32/x
  3. Step 3: Cross multiply
    239,815.53x = 330,946.23 × 132,385.32
  4. Step 4: Simplify right side
    239,815.53x = 43,812,422,561.34
  5. Step 5: Solve for x
    x = 43,812,422,561.34/239,815.53
  6. Step 6: Final answer
    x = 182,692.18

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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.