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Finding the Fourth Proportional to 177,337.20, 265,237.80 and 158,751.60

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Solution

The fourth proportional to 177,337.20, 265,237.80 and 158,751.60 is: 237,439.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,337.20 : 265,237.80 = 158,751.60 : x
  2. Step 2: Convert to fraction form
    177,337.20/265,237.80 = 158,751.60/x
  3. Step 3: Cross multiply
    177,337.20x = 265,237.80 × 158,751.60
  4. Step 4: Simplify right side
    177,337.20x = 42,106,925,130.48
  5. Step 5: Solve for x
    x = 42,106,925,130.48/177,337.20
  6. Step 6: Final answer
    x = 237,439.89

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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.