Home / 67,782.12-101,648.22-23,397.48

Finding the Fourth Proportional to 67,782.12, 101,648.22 and 23,397.48

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Solution

The fourth proportional to 67,782.12, 101,648.22 and 23,397.48 is: 35,087.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,782.12 : 101,648.22 = 23,397.48 : x
  2. Step 2: Convert to fraction form
    67,782.12/101,648.22 = 23,397.48/x
  3. Step 3: Cross multiply
    67,782.12x = 101,648.22 × 23,397.48
  4. Step 4: Simplify right side
    67,782.12x = 2,378,312,194.49
  5. Step 5: Solve for x
    x = 2,378,312,194.49/67,782.12
  6. Step 6: Final answer
    x = 35,087.60

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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.