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Finding the Fourth Proportional to 176,814.80, 265,049.40 and 158,152.40

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Solution

The fourth proportional to 176,814.80, 265,049.40 and 158,152.40 is: 237,074.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,814.80 : 265,049.40 = 158,152.40 : x
  2. Step 2: Convert to fraction form
    176,814.80/265,049.40 = 158,152.40/x
  3. Step 3: Cross multiply
    176,814.80x = 265,049.40 × 158,152.40
  4. Step 4: Simplify right side
    176,814.80x = 41,918,198,728.56
  5. Step 5: Solve for x
    x = 41,918,198,728.56/176,814.80
  6. Step 6: Final answer
    x = 237,074.04

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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.