Home / 77,257.90-115,904.92-23,947.08

Finding the Fourth Proportional to 77,257.90, 115,904.92 and 23,947.08

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Solution

The fourth proportional to 77,257.90, 115,904.92 and 23,947.08 is: 35,926.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,257.90 : 115,904.92 = 23,947.08 : x
  2. Step 2: Convert to fraction form
    77,257.90/115,904.92 = 23,947.08/x
  3. Step 3: Cross multiply
    77,257.90x = 115,904.92 × 23,947.08
  4. Step 4: Simplify right side
    77,257.90x = 2,775,584,391.63
  5. Step 5: Solve for x
    x = 2,775,584,391.63/77,257.90
  6. Step 6: Final answer
    x = 35,926.22

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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.