Home / 175,530.40-263,295.60-155,191.30

Finding the Fourth Proportional to 175,530.40, 263,295.60 and 155,191.30

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Solution

The fourth proportional to 175,530.40, 263,295.60 and 155,191.30 is: 232,786.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,530.40 : 263,295.60 = 155,191.30 : x
  2. Step 2: Convert to fraction form
    175,530.40/263,295.60 = 155,191.30/x
  3. Step 3: Cross multiply
    175,530.40x = 263,295.60 × 155,191.30
  4. Step 4: Simplify right side
    175,530.40x = 40,861,186,448.28
  5. Step 5: Solve for x
    x = 40,861,186,448.28/175,530.40
  6. Step 6: Final answer
    x = 232,786.95

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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.