Home / 126,414.56-189,677.16-59,902.16

Finding the Fourth Proportional to 126,414.56, 189,677.16 and 59,902.16

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Solution

The fourth proportional to 126,414.56, 189,677.16 and 59,902.16 is: 89,879.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,414.56 : 189,677.16 = 59,902.16 : x
  2. Step 2: Convert to fraction form
    126,414.56/189,677.16 = 59,902.16/x
  3. Step 3: Cross multiply
    126,414.56x = 189,677.16 × 59,902.16
  4. Step 4: Simplify right side
    126,414.56x = 11,362,071,586.67
  5. Step 5: Solve for x
    x = 11,362,071,586.67/126,414.56
  6. Step 6: Final answer
    x = 89,879.45

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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.