Home / 91,249.36-125,924.40-50,964.58

Finding the Fourth Proportional to 91,249.36, 125,924.40 and 50,964.58

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Solution

The fourth proportional to 91,249.36, 125,924.40 and 50,964.58 is: 70,331.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,249.36 : 125,924.40 = 50,964.58 : x
  2. Step 2: Convert to fraction form
    91,249.36/125,924.40 = 50,964.58/x
  3. Step 3: Cross multiply
    91,249.36x = 125,924.40 × 50,964.58
  4. Step 4: Simplify right side
    91,249.36x = 6,417,684,157.75
  5. Step 5: Solve for x
    x = 6,417,684,157.75/91,249.36
  6. Step 6: Final answer
    x = 70,331.28

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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.