Home / 52,831.19-79,286.54-40,955.91

Finding the Fourth Proportional to 52,831.19, 79,286.54 and 40,955.91

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Solution

The fourth proportional to 52,831.19, 79,286.54 and 40,955.91 is: 61,464.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,831.19 : 79,286.54 = 40,955.91 : x
  2. Step 2: Convert to fraction form
    52,831.19/79,286.54 = 40,955.91/x
  3. Step 3: Cross multiply
    52,831.19x = 79,286.54 × 40,955.91
  4. Step 4: Simplify right side
    52,831.19x = 3,247,252,191.67
  5. Step 5: Solve for x
    x = 3,247,252,191.67/52,831.19
  6. Step 6: Final answer
    x = 61,464.69

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.