Home / 64,538.08-96,759.04-27,109.12

Finding the Fourth Proportional to 64,538.08, 96,759.04 and 27,109.12

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Solution

The fourth proportional to 64,538.08, 96,759.04 and 27,109.12 is: 40,643.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,538.08 : 96,759.04 = 27,109.12 : x
  2. Step 2: Convert to fraction form
    64,538.08/96,759.04 = 27,109.12/x
  3. Step 3: Cross multiply
    64,538.08x = 96,759.04 × 27,109.12
  4. Step 4: Simplify right side
    64,538.08x = 2,623,052,426.44
  5. Step 5: Solve for x
    x = 2,623,052,426.44/64,538.08
  6. Step 6: Final answer
    x = 40,643.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.