Home / 129,750.24-194,612-34,976.48

Finding the Fourth Proportional to 129,750.24, 194,612 and 34,976.48

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Solution

The fourth proportional to 129,750.24, 194,612 and 34,976.48 is: 52,461.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,750.24 : 194,612 = 34,976.48 : x
  2. Step 2: Convert to fraction form
    129,750.24/194,612 = 34,976.48/x
  3. Step 3: Cross multiply
    129,750.24x = 194,612 × 34,976.48
  4. Step 4: Simplify right side
    129,750.24x = 6,806,842,725.76
  5. Step 5: Solve for x
    x = 6,806,842,725.76/129,750.24
  6. Step 6: Final answer
    x = 52,461.12

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1.5x scale

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.