Home / 64,348.22-88,770.51-40,488.05

Finding the Fourth Proportional to 64,348.22, 88,770.51 and 40,488.05

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Solution

The fourth proportional to 64,348.22, 88,770.51 and 40,488.05 is: 55,854.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,348.22 : 88,770.51 = 40,488.05 : x
  2. Step 2: Convert to fraction form
    64,348.22/88,770.51 = 40,488.05/x
  3. Step 3: Cross multiply
    64,348.22x = 88,770.51 × 40,488.05
  4. Step 4: Simplify right side
    64,348.22x = 3,594,144,584.61
  5. Step 5: Solve for x
    x = 3,594,144,584.61/64,348.22
  6. Step 6: Final answer
    x = 55,854.61

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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.