Home / 64,214.85-88,701.20-49,291.91

Finding the Fourth Proportional to 64,214.85, 88,701.20 and 49,291.91

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Solution

The fourth proportional to 64,214.85, 88,701.20 and 49,291.91 is: 68,087.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,214.85 : 88,701.20 = 49,291.91 : x
  2. Step 2: Convert to fraction form
    64,214.85/88,701.20 = 49,291.91/x
  3. Step 3: Cross multiply
    64,214.85x = 88,701.20 × 49,291.91
  4. Step 4: Simplify right side
    64,214.85x = 4,372,250,877.33
  5. Step 5: Solve for x
    x = 4,372,250,877.33/64,214.85
  6. Step 6: Final answer
    x = 68,087.85

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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.