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Finding the Fourth Proportional to 240,702.51, 332,179.83 and 133,272.53

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Solution

The fourth proportional to 240,702.51, 332,179.83 and 133,272.53 is: 183,921.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,702.51 : 332,179.83 = 133,272.53 : x
  2. Step 2: Convert to fraction form
    240,702.51/332,179.83 = 133,272.53/x
  3. Step 3: Cross multiply
    240,702.51x = 332,179.83 × 133,272.53
  4. Step 4: Simplify right side
    240,702.51x = 44,270,444,698.17
  5. Step 5: Solve for x
    x = 44,270,444,698.17/240,702.51
  6. Step 6: Final answer
    x = 183,921.82

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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.