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Finding the Fourth Proportional to 224,053.92, 336,132.72 and 130,638.24

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Solution

The fourth proportional to 224,053.92, 336,132.72 and 130,638.24 is: 195,987.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,053.92 : 336,132.72 = 130,638.24 : x
  2. Step 2: Convert to fraction form
    224,053.92/336,132.72 = 130,638.24/x
  3. Step 3: Cross multiply
    224,053.92x = 336,132.72 × 130,638.24
  4. Step 4: Simplify right side
    224,053.92x = 43,911,786,947.21
  5. Step 5: Solve for x
    x = 43,911,786,947.21/224,053.92
  6. Step 6: Final answer
    x = 195,987.59

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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.