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Finding the Fourth Proportional to 177,840.60, 266,104.80 and 162,094.20

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Solution

The fourth proportional to 177,840.60, 266,104.80 and 162,094.20 is: 242,543.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,840.60 : 266,104.80 = 162,094.20 : x
  2. Step 2: Convert to fraction form
    177,840.60/266,104.80 = 162,094.20/x
  3. Step 3: Cross multiply
    177,840.60x = 266,104.80 × 162,094.20
  4. Step 4: Simplify right side
    177,840.60x = 43,134,044,672.16
  5. Step 5: Solve for x
    x = 43,134,044,672.16/177,840.60
  6. Step 6: Final answer
    x = 242,543.29

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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.