Home / 90,859.56-125,392.14-50,573.22

Finding the Fourth Proportional to 90,859.56, 125,392.14 and 50,573.22

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Solution

The fourth proportional to 90,859.56, 125,392.14 and 50,573.22 is: 69,794.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,859.56 : 125,392.14 = 50,573.22 : x
  2. Step 2: Convert to fraction form
    90,859.56/125,392.14 = 50,573.22/x
  3. Step 3: Cross multiply
    90,859.56x = 125,392.14 × 50,573.22
  4. Step 4: Simplify right side
    90,859.56x = 6,341,484,282.49
  5. Step 5: Solve for x
    x = 6,341,484,282.49/90,859.56
  6. Step 6: Final answer
    x = 69,794.35

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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.