Home / 232,731.36-349,159.32-126,090.20

Finding the Fourth Proportional to 232,731.36, 349,159.32 and 126,090.20

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Solution

The fourth proportional to 232,731.36, 349,159.32 and 126,090.20 is: 189,169.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,731.36 : 349,159.32 = 126,090.20 : x
  2. Step 2: Convert to fraction form
    232,731.36/349,159.32 = 126,090.20/x
  3. Step 3: Cross multiply
    232,731.36x = 349,159.32 × 126,090.20
  4. Step 4: Simplify right side
    232,731.36x = 44,025,569,363.56
  5. Step 5: Solve for x
    x = 44,025,569,363.56/232,731.36
  6. Step 6: Final answer
    x = 189,169.05

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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.