Home / 91,458.56-126,209.58-50,622.76

Finding the Fourth Proportional to 91,458.56, 126,209.58 and 50,622.76

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Solution

The fourth proportional to 91,458.56, 126,209.58 and 50,622.76 is: 69,857.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,458.56 : 126,209.58 = 50,622.76 : x
  2. Step 2: Convert to fraction form
    91,458.56/126,209.58 = 50,622.76/x
  3. Step 3: Cross multiply
    91,458.56x = 126,209.58 × 50,622.76
  4. Step 4: Simplify right side
    91,458.56x = 6,389,077,388.83
  5. Step 5: Solve for x
    x = 6,389,077,388.83/91,458.56
  6. Step 6: Final answer
    x = 69,857.62

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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.