Home / 82,325.13-113,561.30-49,596.81

Finding the Fourth Proportional to 82,325.13, 113,561.30 and 49,596.81

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Solution

The fourth proportional to 82,325.13, 113,561.30 and 49,596.81 is: 68,415.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,325.13 : 113,561.30 = 49,596.81 : x
  2. Step 2: Convert to fraction form
    82,325.13/113,561.30 = 49,596.81/x
  3. Step 3: Cross multiply
    82,325.13x = 113,561.30 × 49,596.81
  4. Step 4: Simplify right side
    82,325.13x = 5,632,277,971.47
  5. Step 5: Solve for x
    x = 5,632,277,971.47/82,325.13
  6. Step 6: Final answer
    x = 68,415.05

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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.