Home / 239,482.98-330,480-132,051.06

Finding the Fourth Proportional to 239,482.98, 330,480 and 132,051.06

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Solution

The fourth proportional to 239,482.98, 330,480 and 132,051.06 is: 182,226.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,482.98 : 330,480 = 132,051.06 : x
  2. Step 2: Convert to fraction form
    239,482.98/330,480 = 132,051.06/x
  3. Step 3: Cross multiply
    239,482.98x = 330,480 × 132,051.06
  4. Step 4: Simplify right side
    239,482.98x = 43,640,234,308.80
  5. Step 5: Solve for x
    x = 43,640,234,308.80/239,482.98
  6. Step 6: Final answer
    x = 182,226.87

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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.