Home / 129,346.08-194,050.80-45,094.56

Finding the Fourth Proportional to 129,346.08, 194,050.80 and 45,094.56

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Solution

The fourth proportional to 129,346.08, 194,050.80 and 45,094.56 is: 67,652.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,346.08 : 194,050.80 = 45,094.56 : x
  2. Step 2: Convert to fraction form
    129,346.08/194,050.80 = 45,094.56/x
  3. Step 3: Cross multiply
    129,346.08x = 194,050.80 × 45,094.56
  4. Step 4: Simplify right side
    129,346.08x = 8,750,635,443.65
  5. Step 5: Solve for x
    x = 8,750,635,443.65/129,346.08
  6. Step 6: Final answer
    x = 67,652.88

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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.