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Finding the Fourth Proportional to 175,513.30, 263,269.95 and 134,041.30

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Solution

The fourth proportional to 175,513.30, 263,269.95 and 134,041.30 is: 201,061.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,513.30 : 263,269.95 = 134,041.30 : x
  2. Step 2: Convert to fraction form
    175,513.30/263,269.95 = 134,041.30/x
  3. Step 3: Cross multiply
    175,513.30x = 263,269.95 × 134,041.30
  4. Step 4: Simplify right side
    175,513.30x = 35,289,046,348.94
  5. Step 5: Solve for x
    x = 35,289,046,348.94/175,513.30
  6. Step 6: Final answer
    x = 201,061.95

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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.