Home / 88,349.56-121,922.34-50,645.68

Finding the Fourth Proportional to 88,349.56, 121,922.34 and 50,645.68

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Solution

The fourth proportional to 88,349.56, 121,922.34 and 50,645.68 is: 69,891.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,349.56 : 121,922.34 = 50,645.68 : x
  2. Step 2: Convert to fraction form
    88,349.56/121,922.34 = 50,645.68/x
  3. Step 3: Cross multiply
    88,349.56x = 121,922.34 × 50,645.68
  4. Step 4: Simplify right side
    88,349.56x = 6,174,839,816.49
  5. Step 5: Solve for x
    x = 6,174,839,816.49/88,349.56
  6. Step 6: Final answer
    x = 69,891.01

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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.