Home / 64,218.41-88,620.08-35,538.05

Finding the Fourth Proportional to 64,218.41, 88,620.08 and 35,538.05

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Solution

The fourth proportional to 64,218.41, 88,620.08 and 35,538.05 is: 49,041.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,218.41 : 88,620.08 = 35,538.05 : x
  2. Step 2: Convert to fraction form
    64,218.41/88,620.08 = 35,538.05/x
  3. Step 3: Cross multiply
    64,218.41x = 88,620.08 × 35,538.05
  4. Step 4: Simplify right side
    64,218.41x = 3,149,384,213.25
  5. Step 5: Solve for x
    x = 3,149,384,213.25/64,218.41
  6. Step 6: Final answer
    x = 49,041.77

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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.