Home / 126,437.33-189,749.30-59,877.33

Finding the Fourth Proportional to 126,437.33, 189,749.30 and 59,877.33

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Solution

The fourth proportional to 126,437.33, 189,749.30 and 59,877.33 is: 89,860.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,437.33 : 189,749.30 = 59,877.33 : x
  2. Step 2: Convert to fraction form
    126,437.33/189,749.30 = 59,877.33/x
  3. Step 3: Cross multiply
    126,437.33x = 189,749.30 × 59,877.33
  4. Step 4: Simplify right side
    126,437.33x = 11,361,681,153.98
  5. Step 5: Solve for x
    x = 11,361,681,153.98/126,437.33
  6. Step 6: Final answer
    x = 89,860.18

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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.