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Finding the Fourth Proportional to 202,275.70, 303,498.60 and 108,672.10

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Solution

The fourth proportional to 202,275.70, 303,498.60 and 108,672.10 is: 163,053.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,275.70 : 303,498.60 = 108,672.10 : x
  2. Step 2: Convert to fraction form
    202,275.70/303,498.60 = 108,672.10/x
  3. Step 3: Cross multiply
    202,275.70x = 303,498.60 × 108,672.10
  4. Step 4: Simplify right side
    202,275.70x = 32,981,830,209.06
  5. Step 5: Solve for x
    x = 32,981,830,209.06/202,275.70
  6. Step 6: Final answer
    x = 163,053.84

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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.