Home / 64,452.32-88,947.44-40,267.84

Finding the Fourth Proportional to 64,452.32, 88,947.44 and 40,267.84

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Solution

The fourth proportional to 64,452.32, 88,947.44 and 40,267.84 is: 55,571.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,452.32 : 88,947.44 = 40,267.84 : x
  2. Step 2: Convert to fraction form
    64,452.32/88,947.44 = 40,267.84/x
  3. Step 3: Cross multiply
    64,452.32x = 88,947.44 × 40,267.84
  4. Step 4: Simplify right side
    64,452.32x = 3,581,721,282.33
  5. Step 5: Solve for x
    x = 3,581,721,282.33/64,452.32
  6. Step 6: Final answer
    x = 55,571.64

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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.