Home / 70,647.08-97,449.78-41,947.28

Finding the Fourth Proportional to 70,647.08, 97,449.78 and 41,947.28

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Solution

The fourth proportional to 70,647.08, 97,449.78 and 41,947.28 is: 57,861.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,647.08 : 97,449.78 = 41,947.28 : x
  2. Step 2: Convert to fraction form
    70,647.08/97,449.78 = 41,947.28/x
  3. Step 3: Cross multiply
    70,647.08x = 97,449.78 × 41,947.28
  4. Step 4: Simplify right side
    70,647.08x = 4,087,753,207.60
  5. Step 5: Solve for x
    x = 4,087,753,207.60/70,647.08
  6. Step 6: Final answer
    x = 57,861.60

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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.