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Finding the Fourth Proportional to 239,798.95, 330,921.39 and 132,368.04

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Solution

The fourth proportional to 239,798.95, 330,921.39 and 132,368.04 is: 182,667.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,798.95 : 330,921.39 = 132,368.04 : x
  2. Step 2: Convert to fraction form
    239,798.95/330,921.39 = 132,368.04/x
  3. Step 3: Cross multiply
    239,798.95x = 330,921.39 × 132,368.04
  4. Step 4: Simplify right side
    239,798.95x = 43,803,416,284.76
  5. Step 5: Solve for x
    x = 43,803,416,284.76/239,798.95
  6. Step 6: Final answer
    x = 182,667.26

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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.