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Finding the Fourth Proportional to 223,280.96, 308,072.16 and 132,598.88

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Solution

The fourth proportional to 223,280.96, 308,072.16 and 132,598.88 is: 182,953.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,280.96 : 308,072.16 = 132,598.88 : x
  2. Step 2: Convert to fraction form
    223,280.96/308,072.16 = 132,598.88/x
  3. Step 3: Cross multiply
    223,280.96x = 308,072.16 × 132,598.88
  4. Step 4: Simplify right side
    223,280.96x = 40,850,023,375.18
  5. Step 5: Solve for x
    x = 40,850,023,375.18/223,280.96
  6. Step 6: Final answer
    x = 182,953.46

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1.5x scale

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.