Home / 76,397.58-114,559.20-26,480.52

Finding the Fourth Proportional to 76,397.58, 114,559.20 and 26,480.52

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Solution

The fourth proportional to 76,397.58, 114,559.20 and 26,480.52 is: 39,707.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,397.58 : 114,559.20 = 26,480.52 : x
  2. Step 2: Convert to fraction form
    76,397.58/114,559.20 = 26,480.52/x
  3. Step 3: Cross multiply
    76,397.58x = 114,559.20 × 26,480.52
  4. Step 4: Simplify right side
    76,397.58x = 3,033,587,186.78
  5. Step 5: Solve for x
    x = 3,033,587,186.78/76,397.58
  6. Step 6: Final answer
    x = 39,707.90

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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.