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Finding the Fourth Proportional to 169,754.02, 255,646.57 and 154,620.66

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Solution

The fourth proportional to 169,754.02, 255,646.57 and 154,620.66 is: 232,856.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,754.02 : 255,646.57 = 154,620.66 : x
  2. Step 2: Convert to fraction form
    169,754.02/255,646.57 = 154,620.66/x
  3. Step 3: Cross multiply
    169,754.02x = 255,646.57 × 154,620.66
  4. Step 4: Simplify right side
    169,754.02x = 39,528,241,380.14
  5. Step 5: Solve for x
    x = 39,528,241,380.14/169,754.02
  6. Step 6: Final answer
    x = 232,856.00

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.