Home / 170,851.20-256,276.80-52,522.35

Finding the Fourth Proportional to 170,851.20, 256,276.80 and 52,522.35

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Solution

The fourth proportional to 170,851.20, 256,276.80 and 52,522.35 is: 78,783.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,851.20 : 256,276.80 = 52,522.35 : x
  2. Step 2: Convert to fraction form
    170,851.20/256,276.80 = 52,522.35/x
  3. Step 3: Cross multiply
    170,851.20x = 256,276.80 × 52,522.35
  4. Step 4: Simplify right side
    170,851.20x = 13,460,259,786.48
  5. Step 5: Solve for x
    x = 13,460,259,786.48/170,851.20
  6. Step 6: Final answer
    x = 78,783.53

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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.