Home / 175,513.40-263,270.10-108,153.80

Finding the Fourth Proportional to 175,513.40, 263,270.10 and 108,153.80

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Solution

The fourth proportional to 175,513.40, 263,270.10 and 108,153.80 is: 162,230.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,513.40 : 263,270.10 = 108,153.80 : x
  2. Step 2: Convert to fraction form
    175,513.40/263,270.10 = 108,153.80/x
  3. Step 3: Cross multiply
    175,513.40x = 263,270.10 × 108,153.80
  4. Step 4: Simplify right side
    175,513.40x = 28,473,661,741.38
  5. Step 5: Solve for x
    x = 28,473,661,741.38/175,513.40
  6. Step 6: Final answer
    x = 162,230.70

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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.