Home / 155,930.25-233,909.96-50,720.97

Finding the Fourth Proportional to 155,930.25, 233,909.96 and 50,720.97

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Solution

The fourth proportional to 155,930.25, 233,909.96 and 50,720.97 is: 76,086.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,930.25 : 233,909.96 = 50,720.97 : x
  2. Step 2: Convert to fraction form
    155,930.25/233,909.96 = 50,720.97/x
  3. Step 3: Cross multiply
    155,930.25x = 233,909.96 × 50,720.97
  4. Step 4: Simplify right side
    155,930.25x = 11,864,139,810.26
  5. Step 5: Solve for x
    x = 11,864,139,810.26/155,930.25
  6. Step 6: Final answer
    x = 76,086.20

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1.5x scale

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.