Home / 144,328.46-216,437.33-49,540.98

Finding the Fourth Proportional to 144,328.46, 216,437.33 and 49,540.98

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Solution

The fourth proportional to 144,328.46, 216,437.33 and 49,540.98 is: 74,292.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,328.46 : 216,437.33 = 49,540.98 : x
  2. Step 2: Convert to fraction form
    144,328.46/216,437.33 = 49,540.98/x
  3. Step 3: Cross multiply
    144,328.46x = 216,437.33 × 49,540.98
  4. Step 4: Simplify right side
    144,328.46x = 10,722,517,189.08
  5. Step 5: Solve for x
    x = 10,722,517,189.08/144,328.46
  6. Step 6: Final answer
    x = 74,292.47

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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.