Home / 90,426.60-124,794.96-50,144.08

Finding the Fourth Proportional to 90,426.60, 124,794.96 and 50,144.08

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Solution

The fourth proportional to 90,426.60, 124,794.96 and 50,144.08 is: 69,202.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,426.60 : 124,794.96 = 50,144.08 : x
  2. Step 2: Convert to fraction form
    90,426.60/124,794.96 = 50,144.08/x
  3. Step 3: Cross multiply
    90,426.60x = 124,794.96 × 50,144.08
  4. Step 4: Simplify right side
    90,426.60x = 6,257,728,457.84
  5. Step 5: Solve for x
    x = 6,257,728,457.84/90,426.60
  6. Step 6: Final answer
    x = 69,202.30

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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.