Home / 97,437.72-146,160.65-30,876.38

Finding the Fourth Proportional to 97,437.72, 146,160.65 and 30,876.38

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Solution

The fourth proportional to 97,437.72, 146,160.65 and 30,876.38 is: 46,315.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,437.72 : 146,160.65 = 30,876.38 : x
  2. Step 2: Convert to fraction form
    97,437.72/146,160.65 = 30,876.38/x
  3. Step 3: Cross multiply
    97,437.72x = 146,160.65 × 30,876.38
  4. Step 4: Simplify right side
    97,437.72x = 4,512,910,885.26
  5. Step 5: Solve for x
    x = 4,512,910,885.26/97,437.72
  6. Step 6: Final answer
    x = 46,315.85

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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.