Home / 64,189.08-88,581.60-35,896.32

Finding the Fourth Proportional to 64,189.08, 88,581.60 and 35,896.32

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Solution

The fourth proportional to 64,189.08, 88,581.60 and 35,896.32 is: 49,537.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,189.08 : 88,581.60 = 35,896.32 : x
  2. Step 2: Convert to fraction form
    64,189.08/88,581.60 = 35,896.32/x
  3. Step 3: Cross multiply
    64,189.08x = 88,581.60 × 35,896.32
  4. Step 4: Simplify right side
    64,189.08x = 3,179,753,459.71
  5. Step 5: Solve for x
    x = 3,179,753,459.71/64,189.08
  6. Step 6: Final answer
    x = 49,537.30

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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.