Home / 175,513.40-263,270.10-157,142.60

Finding the Fourth Proportional to 175,513.40, 263,270.10 and 157,142.60

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Solution

The fourth proportional to 175,513.40, 263,270.10 and 157,142.60 is: 235,713.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,513.40 : 263,270.10 = 157,142.60 : x
  2. Step 2: Convert to fraction form
    175,513.40/263,270.10 = 157,142.60/x
  3. Step 3: Cross multiply
    175,513.40x = 263,270.10 × 157,142.60
  4. Step 4: Simplify right side
    175,513.40x = 41,370,948,016.26
  5. Step 5: Solve for x
    x = 41,370,948,016.26/175,513.40
  6. Step 6: Final answer
    x = 235,713.90

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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.