Home / 90,902.37-125,444.95-50,616.62

Finding the Fourth Proportional to 90,902.37, 125,444.95 and 50,616.62

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Solution

The fourth proportional to 90,902.37, 125,444.95 and 50,616.62 is: 69,850.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,902.37 : 125,444.95 = 50,616.62 : x
  2. Step 2: Convert to fraction form
    90,902.37/125,444.95 = 50,616.62/x
  3. Step 3: Cross multiply
    90,902.37x = 125,444.95 × 50,616.62
  4. Step 4: Simplify right side
    90,902.37x = 6,349,598,737.84
  5. Step 5: Solve for x
    x = 6,349,598,737.84/90,902.37
  6. Step 6: Final answer
    x = 69,850.75

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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.