Home / 144,384.29-199,244.57-79,849.34

Finding the Fourth Proportional to 144,384.29, 199,244.57 and 79,849.34

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Solution

The fourth proportional to 144,384.29, 199,244.57 and 79,849.34 is: 110,188.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,384.29 : 199,244.57 = 79,849.34 : x
  2. Step 2: Convert to fraction form
    144,384.29/199,244.57 = 79,849.34/x
  3. Step 3: Cross multiply
    144,384.29x = 199,244.57 × 79,849.34
  4. Step 4: Simplify right side
    144,384.29x = 15,909,546,017.61
  5. Step 5: Solve for x
    x = 15,909,546,017.61/144,384.29
  6. Step 6: Final answer
    x = 110,188.90

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1.5x scale

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.