Home / 76,009.93-113,982.08-23,407.72

Finding the Fourth Proportional to 76,009.93, 113,982.08 and 23,407.72

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Solution

The fourth proportional to 76,009.93, 113,982.08 and 23,407.72 is: 35,101.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,009.93 : 113,982.08 = 23,407.72 : x
  2. Step 2: Convert to fraction form
    76,009.93/113,982.08 = 23,407.72/x
  3. Step 3: Cross multiply
    76,009.93x = 113,982.08 × 23,407.72
  4. Step 4: Simplify right side
    76,009.93x = 2,668,060,613.66
  5. Step 5: Solve for x
    x = 2,668,060,613.66/76,009.93
  6. Step 6: Final answer
    x = 35,101.47

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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.