Home / 108,222.12-149,346.29-60,475.47

Finding the Fourth Proportional to 108,222.12, 149,346.29 and 60,475.47

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Solution

The fourth proportional to 108,222.12, 149,346.29 and 60,475.47 is: 83,456.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,222.12 : 149,346.29 = 60,475.47 : x
  2. Step 2: Convert to fraction form
    108,222.12/149,346.29 = 60,475.47/x
  3. Step 3: Cross multiply
    108,222.12x = 149,346.29 × 60,475.47
  4. Step 4: Simplify right side
    108,222.12x = 9,031,786,778.13
  5. Step 5: Solve for x
    x = 9,031,786,778.13/108,222.12
  6. Step 6: Final answer
    x = 83,456.01

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.