Home / 97,348.68-145,963.89-38,113.38

Finding the Fourth Proportional to 97,348.68, 145,963.89 and 38,113.38

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Solution

The fourth proportional to 97,348.68, 145,963.89 and 38,113.38 is: 57,146.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,348.68 : 145,963.89 = 38,113.38 : x
  2. Step 2: Convert to fraction form
    97,348.68/145,963.89 = 38,113.38/x
  3. Step 3: Cross multiply
    97,348.68x = 145,963.89 × 38,113.38
  4. Step 4: Simplify right side
    97,348.68x = 5,563,177,205.85
  5. Step 5: Solve for x
    x = 5,563,177,205.85/97,348.68
  6. Step 6: Final answer
    x = 57,146.92

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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.