Home / 96,906.12-145,359.18-30,351.46

Finding the Fourth Proportional to 96,906.12, 145,359.18 and 30,351.46

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Solution

The fourth proportional to 96,906.12, 145,359.18 and 30,351.46 is: 45,527.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,906.12 : 145,359.18 = 30,351.46 : x
  2. Step 2: Convert to fraction form
    96,906.12/145,359.18 = 30,351.46/x
  3. Step 3: Cross multiply
    96,906.12x = 145,359.18 × 30,351.46
  4. Step 4: Simplify right side
    96,906.12x = 4,411,863,337.40
  5. Step 5: Solve for x
    x = 4,411,863,337.40/96,906.12
  6. Step 6: Final answer
    x = 45,527.19

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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.