Home / 200,912.20-301,368.30-156,572.13

Finding the Fourth Proportional to 200,912.20, 301,368.30 and 156,572.13

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Solution

The fourth proportional to 200,912.20, 301,368.30 and 156,572.13 is: 234,858.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,912.20 : 301,368.30 = 156,572.13 : x
  2. Step 2: Convert to fraction form
    200,912.20/301,368.30 = 156,572.13/x
  3. Step 3: Cross multiply
    200,912.20x = 301,368.30 × 156,572.13
  4. Step 4: Simplify right side
    200,912.20x = 47,185,876,645.48
  5. Step 5: Solve for x
    x = 47,185,876,645.48/200,912.20
  6. Step 6: Final answer
    x = 234,858.20

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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.