Home / 556,161.20-834,233.16-135,433.52

Finding the Fourth Proportional to 556,161.20, 834,233.16 and 135,433.52

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Solution

The fourth proportional to 556,161.20, 834,233.16 and 135,433.52 is: 203,148.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    556,161.20 : 834,233.16 = 135,433.52 : x
  2. Step 2: Convert to fraction form
    556,161.20/834,233.16 = 135,433.52/x
  3. Step 3: Cross multiply
    556,161.20x = 834,233.16 × 135,433.52
  4. Step 4: Simplify right side
    556,161.20x = 112,983,133,359.52
  5. Step 5: Solve for x
    x = 112,983,133,359.52/556,161.20
  6. Step 6: Final answer
    x = 203,148.18

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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.