Home / 129,754.68-194,606.08-36,261.24

Finding the Fourth Proportional to 129,754.68, 194,606.08 and 36,261.24

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Solution

The fourth proportional to 129,754.68, 194,606.08 and 36,261.24 is: 54,384.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,754.68 : 194,606.08 = 36,261.24 : x
  2. Step 2: Convert to fraction form
    129,754.68/194,606.08 = 36,261.24/x
  3. Step 3: Cross multiply
    129,754.68x = 194,606.08 × 36,261.24
  4. Step 4: Simplify right side
    129,754.68x = 7,056,657,772.34
  5. Step 5: Solve for x
    x = 7,056,657,772.34/129,754.68
  6. Step 6: Final answer
    x = 54,384.61

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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.