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Finding the Fourth Proportional to 169,441.68, 254,199.48 and 64,261.68

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Solution

The fourth proportional to 169,441.68, 254,199.48 and 64,261.68 is: 96,406.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,441.68 : 254,199.48 = 64,261.68 : x
  2. Step 2: Convert to fraction form
    169,441.68/254,199.48 = 64,261.68/x
  3. Step 3: Cross multiply
    169,441.68x = 254,199.48 × 64,261.68
  4. Step 4: Simplify right side
    169,441.68x = 16,335,285,639.93
  5. Step 5: Solve for x
    x = 16,335,285,639.93/169,441.68
  6. Step 6: Final answer
    x = 96,406.54

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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.