Home / 170,754.42-256,109.66-52,415.85

Finding the Fourth Proportional to 170,754.42, 256,109.66 and 52,415.85

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Solution

The fourth proportional to 170,754.42, 256,109.66 and 52,415.85 is: 78,617.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,754.42 : 256,109.66 = 52,415.85 : x
  2. Step 2: Convert to fraction form
    170,754.42/256,109.66 = 52,415.85/x
  3. Step 3: Cross multiply
    170,754.42x = 256,109.66 × 52,415.85
  4. Step 4: Simplify right side
    170,754.42x = 13,424,205,260.03
  5. Step 5: Solve for x
    x = 13,424,205,260.03/170,754.42
  6. Step 6: Final answer
    x = 78,617.03

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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.