Home / 169,732.22-234,037.23-108,395.78

Finding the Fourth Proportional to 169,732.22, 234,037.23 and 108,395.78

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Solution

The fourth proportional to 169,732.22, 234,037.23 and 108,395.78 is: 149,462.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,732.22 : 234,037.23 = 108,395.78 : x
  2. Step 2: Convert to fraction form
    169,732.22/234,037.23 = 108,395.78/x
  3. Step 3: Cross multiply
    169,732.22x = 234,037.23 × 108,395.78
  4. Step 4: Simplify right side
    169,732.22x = 25,368,648,094.89
  5. Step 5: Solve for x
    x = 25,368,648,094.89/169,732.22
  6. Step 6: Final answer
    x = 149,462.77

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1.5x scale

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.