Home / 50,853.96-76,625.07-42,280.20

Finding the Fourth Proportional to 50,853.96, 76,625.07 and 42,280.20

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Solution

The fourth proportional to 50,853.96, 76,625.07 and 42,280.20 is: 63,706.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,853.96 : 76,625.07 = 42,280.20 : x
  2. Step 2: Convert to fraction form
    50,853.96/76,625.07 = 42,280.20/x
  3. Step 3: Cross multiply
    50,853.96x = 76,625.07 × 42,280.20
  4. Step 4: Simplify right side
    50,853.96x = 3,239,723,284.61
  5. Step 5: Solve for x
    x = 3,239,723,284.61/50,853.96
  6. Step 6: Final answer
    x = 63,706.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.