Home / 194,254.48-268,079.45-108,213.36

Finding the Fourth Proportional to 194,254.48, 268,079.45 and 108,213.36

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Solution

The fourth proportional to 194,254.48, 268,079.45 and 108,213.36 is: 149,339.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,254.48 : 268,079.45 = 108,213.36 : x
  2. Step 2: Convert to fraction form
    194,254.48/268,079.45 = 108,213.36/x
  3. Step 3: Cross multiply
    194,254.48x = 268,079.45 × 108,213.36
  4. Step 4: Simplify right side
    194,254.48x = 29,009,778,031.45
  5. Step 5: Solve for x
    x = 29,009,778,031.45/194,254.48
  6. Step 6: Final answer
    x = 149,339.04

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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.