Home / 254,116.04-381,110.11-104,397.66

Finding the Fourth Proportional to 254,116.04, 381,110.11 and 104,397.66

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Solution

The fourth proportional to 254,116.04, 381,110.11 and 104,397.66 is: 156,570.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,116.04 : 381,110.11 = 104,397.66 : x
  2. Step 2: Convert to fraction form
    254,116.04/381,110.11 = 104,397.66/x
  3. Step 3: Cross multiply
    254,116.04x = 381,110.11 × 104,397.66
  4. Step 4: Simplify right side
    254,116.04x = 39,787,004,012.59
  5. Step 5: Solve for x
    x = 39,787,004,012.59/254,116.04
  6. Step 6: Final answer
    x = 156,570.22

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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.