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Finding the Fourth Proportional to 254,685.69, 351,468.33 and 159,247.71

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Solution

The fourth proportional to 254,685.69, 351,468.33 and 159,247.71 is: 219,763.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,685.69 : 351,468.33 = 159,247.71 : x
  2. Step 2: Convert to fraction form
    254,685.69/351,468.33 = 159,247.71/x
  3. Step 3: Cross multiply
    254,685.69x = 351,468.33 × 159,247.71
  4. Step 4: Simplify right side
    254,685.69x = 55,970,526,690.02
  5. Step 5: Solve for x
    x = 55,970,526,690.02/254,685.69
  6. Step 6: Final answer
    x = 219,763.14

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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.