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Finding the Fourth Proportional to 223,345.52, 308,243.04 and 132,702.24

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Solution

The fourth proportional to 223,345.52, 308,243.04 and 132,702.24 is: 183,144.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,345.52 : 308,243.04 = 132,702.24 : x
  2. Step 2: Convert to fraction form
    223,345.52/308,243.04 = 132,702.24/x
  3. Step 3: Cross multiply
    223,345.52x = 308,243.04 × 132,702.24
  4. Step 4: Simplify right side
    223,345.52x = 40,904,541,872.41
  5. Step 5: Solve for x
    x = 40,904,541,872.41/223,345.52
  6. Step 6: Final answer
    x = 183,144.67

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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.