Home / 144,116.24-198,939.03-93,133.17

Finding the Fourth Proportional to 144,116.24, 198,939.03 and 93,133.17

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Solution

The fourth proportional to 144,116.24, 198,939.03 and 93,133.17 is: 128,561.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,116.24 : 198,939.03 = 93,133.17 : x
  2. Step 2: Convert to fraction form
    144,116.24/198,939.03 = 93,133.17/x
  3. Step 3: Cross multiply
    144,116.24x = 198,939.03 × 93,133.17
  4. Step 4: Simplify right side
    144,116.24x = 18,527,821,853.80
  5. Step 5: Solve for x
    x = 18,527,821,853.80/144,116.24
  6. Step 6: Final answer
    x = 128,561.65

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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.