Home / 97,229.10-145,729.01-43,858.61

Finding the Fourth Proportional to 97,229.10, 145,729.01 and 43,858.61

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Solution

The fourth proportional to 97,229.10, 145,729.01 and 43,858.61 is: 65,736.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,229.10 : 145,729.01 = 43,858.61 : x
  2. Step 2: Convert to fraction form
    97,229.10/145,729.01 = 43,858.61/x
  3. Step 3: Cross multiply
    97,229.10x = 145,729.01 × 43,858.61
  4. Step 4: Simplify right side
    97,229.10x = 6,391,470,867.34
  5. Step 5: Solve for x
    x = 6,391,470,867.34/97,229.10
  6. Step 6: Final answer
    x = 65,736.19

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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.