Home / 126,155.87-189,233.80-59,602.69

Finding the Fourth Proportional to 126,155.87, 189,233.80 and 59,602.69

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Solution

The fourth proportional to 126,155.87, 189,233.80 and 59,602.69 is: 89,404.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,155.87 : 189,233.80 = 59,602.69 : x
  2. Step 2: Convert to fraction form
    126,155.87/189,233.80 = 59,602.69/x
  3. Step 3: Cross multiply
    126,155.87x = 189,233.80 × 59,602.69
  4. Step 4: Simplify right side
    126,155.87x = 11,278,842,896.83
  5. Step 5: Solve for x
    x = 11,278,842,896.83/126,155.87
  6. Step 6: Final answer
    x = 89,404.03

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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.