Home / 77,259.11-115,963.56-37,306.25

Finding the Fourth Proportional to 77,259.11, 115,963.56 and 37,306.25

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Solution

The fourth proportional to 77,259.11, 115,963.56 and 37,306.25 is: 55,995.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,259.11 : 115,963.56 = 37,306.25 : x
  2. Step 2: Convert to fraction form
    77,259.11/115,963.56 = 37,306.25/x
  3. Step 3: Cross multiply
    77,259.11x = 115,963.56 × 37,306.25
  4. Step 4: Simplify right side
    77,259.11x = 4,326,165,560.25
  5. Step 5: Solve for x
    x = 4,326,165,560.25/77,259.11
  6. Step 6: Final answer
    x = 55,995.54

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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.