Home / 75,656.25-104,370.57-48,807.41

Finding the Fourth Proportional to 75,656.25, 104,370.57 and 48,807.41

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Solution

The fourth proportional to 75,656.25, 104,370.57 and 48,807.41 is: 67,331.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,656.25 : 104,370.57 = 48,807.41 : x
  2. Step 2: Convert to fraction form
    75,656.25/104,370.57 = 48,807.41/x
  3. Step 3: Cross multiply
    75,656.25x = 104,370.57 × 48,807.41
  4. Step 4: Simplify right side
    75,656.25x = 5,094,057,201.92
  5. Step 5: Solve for x
    x = 5,094,057,201.92/75,656.25
  6. Step 6: Final answer
    x = 67,331.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.