Home / 82,317.72-113,596.10-48,325.64

Finding the Fourth Proportional to 82,317.72, 113,596.10 and 48,325.64

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Solution

The fourth proportional to 82,317.72, 113,596.10 and 48,325.64 is: 66,688.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,317.72 : 113,596.10 = 48,325.64 : x
  2. Step 2: Convert to fraction form
    82,317.72/113,596.10 = 48,325.64/x
  3. Step 3: Cross multiply
    82,317.72x = 113,596.10 × 48,325.64
  4. Step 4: Simplify right side
    82,317.72x = 5,489,604,234.00
  5. Step 5: Solve for x
    x = 5,489,604,234.00/82,317.72
  6. Step 6: Final answer
    x = 66,688.00

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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.