Home / 85,024.54-127,482.14-40,650.31

Finding the Fourth Proportional to 85,024.54, 127,482.14 and 40,650.31

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Solution

The fourth proportional to 85,024.54, 127,482.14 and 40,650.31 is: 60,949.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,024.54 : 127,482.14 = 40,650.31 : x
  2. Step 2: Convert to fraction form
    85,024.54/127,482.14 = 40,650.31/x
  3. Step 3: Cross multiply
    85,024.54x = 127,482.14 × 40,650.31
  4. Step 4: Simplify right side
    85,024.54x = 5,182,188,542.78
  5. Step 5: Solve for x
    x = 5,182,188,542.78/85,024.54
  6. Step 6: Final answer
    x = 60,949.33

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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.