Home / 126,442.31-174,502.46-69,090.35

Finding the Fourth Proportional to 126,442.31, 174,502.46 and 69,090.35

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Solution

The fourth proportional to 126,442.31, 174,502.46 and 69,090.35 is: 95,351.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,442.31 : 174,502.46 = 69,090.35 : x
  2. Step 2: Convert to fraction form
    126,442.31/174,502.46 = 69,090.35/x
  3. Step 3: Cross multiply
    126,442.31x = 174,502.46 × 69,090.35
  4. Step 4: Simplify right side
    126,442.31x = 12,056,436,037.26
  5. Step 5: Solve for x
    x = 12,056,436,037.26/126,442.31
  6. Step 6: Final answer
    x = 95,351.28

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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.