Home / 63,865.12-88,133.82-35,570.76

Finding the Fourth Proportional to 63,865.12, 88,133.82 and 35,570.76

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Solution

The fourth proportional to 63,865.12, 88,133.82 and 35,570.76 is: 49,087.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,865.12 : 88,133.82 = 35,570.76 : x
  2. Step 2: Convert to fraction form
    63,865.12/88,133.82 = 35,570.76/x
  3. Step 3: Cross multiply
    63,865.12x = 88,133.82 × 35,570.76
  4. Step 4: Simplify right side
    63,865.12x = 3,134,986,959.10
  5. Step 5: Solve for x
    x = 3,134,986,959.10/63,865.12
  6. Step 6: Final answer
    x = 49,087.62

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.