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Finding the Fourth Proportional to 169,774.86, 254,772.86 and 64,594.74

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Solution

The fourth proportional to 169,774.86, 254,772.86 and 64,594.74 is: 96,934.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,774.86 : 254,772.86 = 64,594.74 : x
  2. Step 2: Convert to fraction form
    169,774.86/254,772.86 = 64,594.74/x
  3. Step 3: Cross multiply
    169,774.86x = 254,772.86 × 64,594.74
  4. Step 4: Simplify right side
    169,774.86x = 16,456,986,650.76
  5. Step 5: Solve for x
    x = 16,456,986,650.76/169,774.86
  6. Step 6: Final answer
    x = 96,934.18

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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.