Home / 169,170.45-253,676.19-98,113.26

Finding the Fourth Proportional to 169,170.45, 253,676.19 and 98,113.26

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Solution

The fourth proportional to 169,170.45, 253,676.19 and 98,113.26 is: 147,123.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,170.45 : 253,676.19 = 98,113.26 : x
  2. Step 2: Convert to fraction form
    169,170.45/253,676.19 = 98,113.26/x
  3. Step 3: Cross multiply
    169,170.45x = 253,676.19 × 98,113.26
  4. Step 4: Simplify right side
    169,170.45x = 24,888,997,985.28
  5. Step 5: Solve for x
    x = 24,888,997,985.28/169,170.45
  6. Step 6: Final answer
    x = 147,123.79

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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.