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Finding the Fourth Proportional to 169,439.68, 254,196.48 and 64,259.68

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Solution

The fourth proportional to 169,439.68, 254,196.48 and 64,259.68 is: 96,403.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,439.68 : 254,196.48 = 64,259.68 : x
  2. Step 2: Convert to fraction form
    169,439.68/254,196.48 = 64,259.68/x
  3. Step 3: Cross multiply
    169,439.68x = 254,196.48 × 64,259.68
  4. Step 4: Simplify right side
    169,439.68x = 16,334,584,461.93
  5. Step 5: Solve for x
    x = 16,334,584,461.93/169,439.68
  6. Step 6: Final answer
    x = 96,403.54

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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.