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Finding the Fourth Proportional to 177,214.56, 265,892.64 and 72,041.76

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Solution

The fourth proportional to 177,214.56, 265,892.64 and 72,041.76 is: 108,091.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,214.56 : 265,892.64 = 72,041.76 : x
  2. Step 2: Convert to fraction form
    177,214.56/265,892.64 = 72,041.76/x
  3. Step 3: Cross multiply
    177,214.56x = 265,892.64 × 72,041.76
  4. Step 4: Simplify right side
    177,214.56x = 19,155,373,756.65
  5. Step 5: Solve for x
    x = 19,155,373,756.65/177,214.56
  6. Step 6: Final answer
    x = 108,091.42

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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.