Home / 70,676.19-97,538.72-40,471.02

Finding the Fourth Proportional to 70,676.19, 97,538.72 and 40,471.02

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Solution

The fourth proportional to 70,676.19, 97,538.72 and 40,471.02 is: 55,853.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,676.19 : 97,538.72 = 40,471.02 : x
  2. Step 2: Convert to fraction form
    70,676.19/97,538.72 = 40,471.02/x
  3. Step 3: Cross multiply
    70,676.19x = 97,538.72 × 40,471.02
  4. Step 4: Simplify right side
    70,676.19x = 3,947,491,285.54
  5. Step 5: Solve for x
    x = 3,947,491,285.54/70,676.19
  6. Step 6: Final answer
    x = 55,853.20

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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.