Home / 90,722.16-125,204.67-50,444.10

Finding the Fourth Proportional to 90,722.16, 125,204.67 and 50,444.10

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Solution

The fourth proportional to 90,722.16, 125,204.67 and 50,444.10 is: 69,617.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,722.16 : 125,204.67 = 50,444.10 : x
  2. Step 2: Convert to fraction form
    90,722.16/125,204.67 = 50,444.10/x
  3. Step 3: Cross multiply
    90,722.16x = 125,204.67 × 50,444.10
  4. Step 4: Simplify right side
    90,722.16x = 6,315,836,893.95
  5. Step 5: Solve for x
    x = 6,315,836,893.95/90,722.16
  6. Step 6: Final answer
    x = 69,617.36

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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.