Home / 97,167.33-145,730.34-40,985.73

Finding the Fourth Proportional to 97,167.33, 145,730.34 and 40,985.73

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Solution

The fourth proportional to 97,167.33, 145,730.34 and 40,985.73 is: 61,469.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,167.33 : 145,730.34 = 40,985.73 : x
  2. Step 2: Convert to fraction form
    97,167.33/145,730.34 = 40,985.73/x
  3. Step 3: Cross multiply
    97,167.33x = 145,730.34 × 40,985.73
  4. Step 4: Simplify right side
    97,167.33x = 5,972,864,368.05
  5. Step 5: Solve for x
    x = 5,972,864,368.05/97,167.33
  6. Step 6: Final answer
    x = 61,469.88

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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.