Home / 129,079.06-193,628.34-35,584

Finding the Fourth Proportional to 129,079.06, 193,628.34 and 35,584

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Solution

The fourth proportional to 129,079.06, 193,628.34 and 35,584 is: 53,378.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,079.06 : 193,628.34 = 35,584 : x
  2. Step 2: Convert to fraction form
    129,079.06/193,628.34 = 35,584/x
  3. Step 3: Cross multiply
    129,079.06x = 193,628.34 × 35,584
  4. Step 4: Simplify right side
    129,079.06x = 6,890,070,850.56
  5. Step 5: Solve for x
    x = 6,890,070,850.56/129,079.06
  6. Step 6: Final answer
    x = 53,378.69

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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.