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Finding the Fourth Proportional to 169,725.65, 254,600.78 and 51,406.22

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Solution

The fourth proportional to 169,725.65, 254,600.78 and 51,406.22 is: 77,113.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,725.65 : 254,600.78 = 51,406.22 : x
  2. Step 2: Convert to fraction form
    169,725.65/254,600.78 = 51,406.22/x
  3. Step 3: Cross multiply
    169,725.65x = 254,600.78 × 51,406.22
  4. Step 4: Simplify right side
    169,725.65x = 13,088,063,708.85
  5. Step 5: Solve for x
    x = 13,088,063,708.85/169,725.65
  6. Step 6: Final answer
    x = 77,113.06

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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.