Home / 90,601.86-125,027.14-50,318.22

Finding the Fourth Proportional to 90,601.86, 125,027.14 and 50,318.22

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Solution

The fourth proportional to 90,601.86, 125,027.14 and 50,318.22 is: 69,437.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,601.86 : 125,027.14 = 50,318.22 : x
  2. Step 2: Convert to fraction form
    90,601.86/125,027.14 = 50,318.22/x
  3. Step 3: Cross multiply
    90,601.86x = 125,027.14 × 50,318.22
  4. Step 4: Simplify right side
    90,601.86x = 6,291,142,824.88
  5. Step 5: Solve for x
    x = 6,291,142,824.88/90,601.86
  6. Step 6: Final answer
    x = 69,437.24

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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.