Home / 97,936.29-146,885.27-31,358.61

Finding the Fourth Proportional to 97,936.29, 146,885.27 and 31,358.61

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Solution

The fourth proportional to 97,936.29, 146,885.27 and 31,358.61 is: 47,031.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,936.29 : 146,885.27 = 31,358.61 : x
  2. Step 2: Convert to fraction form
    97,936.29/146,885.27 = 31,358.61/x
  3. Step 3: Cross multiply
    97,936.29x = 146,885.27 × 31,358.61
  4. Step 4: Simplify right side
    97,936.29x = 4,606,117,739.88
  5. Step 5: Solve for x
    x = 4,606,117,739.88/97,936.29
  6. Step 6: Final answer
    x = 47,031.78

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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.