Home / 82,234.15-113,484.05-48,243.21

Finding the Fourth Proportional to 82,234.15, 113,484.05 and 48,243.21

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Solution

The fourth proportional to 82,234.15, 113,484.05 and 48,243.21 is: 66,576.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,234.15 : 113,484.05 = 48,243.21 : x
  2. Step 2: Convert to fraction form
    82,234.15/113,484.05 = 48,243.21/x
  3. Step 3: Cross multiply
    82,234.15x = 113,484.05 × 48,243.21
  4. Step 4: Simplify right side
    82,234.15x = 5,474,834,855.80
  5. Step 5: Solve for x
    x = 5,474,834,855.80/82,234.15
  6. Step 6: Final answer
    x = 66,576.17

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1.5x scale

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.