Home / 126,386.92-189,326.04-59,891.17

Finding the Fourth Proportional to 126,386.92, 189,326.04 and 59,891.17

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Solution

The fourth proportional to 126,386.92, 189,326.04 and 59,891.17 is: 89,716.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,386.92 : 189,326.04 = 59,891.17 : x
  2. Step 2: Convert to fraction form
    126,386.92/189,326.04 = 59,891.17/x
  3. Step 3: Cross multiply
    126,386.92x = 189,326.04 × 59,891.17
  4. Step 4: Simplify right side
    126,386.92x = 11,338,958,047.07
  5. Step 5: Solve for x
    x = 11,338,958,047.07/126,386.92
  6. Step 6: Final answer
    x = 89,716.23

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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.