Home / 97,659.86-146,449.69-31,082.11

Finding the Fourth Proportional to 97,659.86, 146,449.69 and 31,082.11

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Solution

The fourth proportional to 97,659.86, 146,449.69 and 31,082.11 is: 46,610.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,659.86 : 146,449.69 = 31,082.11 : x
  2. Step 2: Convert to fraction form
    97,659.86/146,449.69 = 31,082.11/x
  3. Step 3: Cross multiply
    97,659.86x = 146,449.69 × 31,082.11
  4. Step 4: Simplify right side
    97,659.86x = 4,551,964,930.22
  5. Step 5: Solve for x
    x = 4,551,964,930.22/97,659.86
  6. Step 6: Final answer
    x = 46,610.40

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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.