Home / 177,968.40-266,952.60-170,095.20

Finding the Fourth Proportional to 177,968.40, 266,952.60 and 170,095.20

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Solution

The fourth proportional to 177,968.40, 266,952.60 and 170,095.20 is: 255,142.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,968.40 : 266,952.60 = 170,095.20 : x
  2. Step 2: Convert to fraction form
    177,968.40/266,952.60 = 170,095.20/x
  3. Step 3: Cross multiply
    177,968.40x = 266,952.60 × 170,095.20
  4. Step 4: Simplify right side
    177,968.40x = 45,407,355,887.52
  5. Step 5: Solve for x
    x = 45,407,355,887.52/177,968.40
  6. Step 6: Final answer
    x = 255,142.80

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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.