Home / 174,503.10-261,754.65-156,788.40

Finding the Fourth Proportional to 174,503.10, 261,754.65 and 156,788.40

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Solution

The fourth proportional to 174,503.10, 261,754.65 and 156,788.40 is: 235,182.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,503.10 : 261,754.65 = 156,788.40 : x
  2. Step 2: Convert to fraction form
    174,503.10/261,754.65 = 156,788.40/x
  3. Step 3: Cross multiply
    174,503.10x = 261,754.65 × 156,788.40
  4. Step 4: Simplify right side
    174,503.10x = 41,040,092,766.06
  5. Step 5: Solve for x
    x = 41,040,092,766.06/174,503.10
  6. Step 6: Final answer
    x = 235,182.60

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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.