Home / 90,599.71-125,027.38-50,313.35

Finding the Fourth Proportional to 90,599.71, 125,027.38 and 50,313.35

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Solution

The fourth proportional to 90,599.71, 125,027.38 and 50,313.35 is: 69,432.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,599.71 : 125,027.38 = 50,313.35 : x
  2. Step 2: Convert to fraction form
    90,599.71/125,027.38 = 50,313.35/x
  3. Step 3: Cross multiply
    90,599.71x = 125,027.38 × 50,313.35
  4. Step 4: Simplify right side
    90,599.71x = 6,290,545,704.39
  5. Step 5: Solve for x
    x = 6,290,545,704.39/90,599.71
  6. Step 6: Final answer
    x = 69,432.29

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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.