Home / 250,178.28-345,299.60-159,513.36

Finding the Fourth Proportional to 250,178.28, 345,299.60 and 159,513.36

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Solution

The fourth proportional to 250,178.28, 345,299.60 and 159,513.36 is: 220,162.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,178.28 : 345,299.60 = 159,513.36 : x
  2. Step 2: Convert to fraction form
    250,178.28/345,299.60 = 159,513.36/x
  3. Step 3: Cross multiply
    250,178.28x = 345,299.60 × 159,513.36
  4. Step 4: Simplify right side
    250,178.28x = 55,079,899,402.66
  5. Step 5: Solve for x
    x = 55,079,899,402.66/250,178.28
  6. Step 6: Final answer
    x = 220,162.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.