Home / 170,867.20-256,304.86-52,539.62

Finding the Fourth Proportional to 170,867.20, 256,304.86 and 52,539.62

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Solution

The fourth proportional to 170,867.20, 256,304.86 and 52,539.62 is: 78,810.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,867.20 : 256,304.86 = 52,539.62 : x
  2. Step 2: Convert to fraction form
    170,867.20/256,304.86 = 52,539.62/x
  3. Step 3: Cross multiply
    170,867.20x = 256,304.86 × 52,539.62
  4. Step 4: Simplify right side
    170,867.20x = 13,466,159,948.55
  5. Step 5: Solve for x
    x = 13,466,159,948.55/170,867.20
  6. Step 6: Final answer
    x = 78,810.68

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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.