Home / 170,650.14-256,024.41-52,338.90

Finding the Fourth Proportional to 170,650.14, 256,024.41 and 52,338.90

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Solution

The fourth proportional to 170,650.14, 256,024.41 and 52,338.90 is: 78,523.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,650.14 : 256,024.41 = 52,338.90 : x
  2. Step 2: Convert to fraction form
    170,650.14/256,024.41 = 52,338.90/x
  3. Step 3: Cross multiply
    170,650.14x = 256,024.41 × 52,338.90
  4. Step 4: Simplify right side
    170,650.14x = 13,400,035,992.55
  5. Step 5: Solve for x
    x = 13,400,035,992.55/170,650.14
  6. Step 6: Final answer
    x = 78,523.44

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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.