Home / 144,432.53-199,313.17-79,900.10

Finding the Fourth Proportional to 144,432.53, 199,313.17 and 79,900.10

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Solution

The fourth proportional to 144,432.53, 199,313.17 and 79,900.10 is: 110,260.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,432.53 : 199,313.17 = 79,900.10 : x
  2. Step 2: Convert to fraction form
    144,432.53/199,313.17 = 79,900.10/x
  3. Step 3: Cross multiply
    144,432.53x = 199,313.17 × 79,900.10
  4. Step 4: Simplify right side
    144,432.53x = 15,925,142,512.85
  5. Step 5: Solve for x
    x = 15,925,142,512.85/144,432.53
  6. Step 6: Final answer
    x = 110,260.08

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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.