Home / 242,179.06-363,264.54-108,965.02

Finding the Fourth Proportional to 242,179.06, 363,264.54 and 108,965.02

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Solution

The fourth proportional to 242,179.06, 363,264.54 and 108,965.02 is: 163,445.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,179.06 : 363,264.54 = 108,965.02 : x
  2. Step 2: Convert to fraction form
    242,179.06/363,264.54 = 108,965.02/x
  3. Step 3: Cross multiply
    242,179.06x = 363,264.54 × 108,965.02
  4. Step 4: Simplify right side
    242,179.06x = 39,583,127,866.39
  5. Step 5: Solve for x
    x = 39,583,127,866.39/242,179.06
  6. Step 6: Final answer
    x = 163,445.71

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.