Home / 170,902.60-256,331.78-52,571.32

Finding the Fourth Proportional to 170,902.60, 256,331.78 and 52,571.32

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Solution

The fourth proportional to 170,902.60, 256,331.78 and 52,571.32 is: 78,850.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,902.60 : 256,331.78 = 52,571.32 : x
  2. Step 2: Convert to fraction form
    170,902.60/256,331.78 = 52,571.32/x
  3. Step 3: Cross multiply
    170,902.60x = 256,331.78 × 52,571.32
  4. Step 4: Simplify right side
    170,902.60x = 13,475,700,032.55
  5. Step 5: Solve for x
    x = 13,475,700,032.55/170,902.60
  6. Step 6: Final answer
    x = 78,850.18

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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.