Home / 74,831.81-112,266.34-22,239.86

Finding the Fourth Proportional to 74,831.81, 112,266.34 and 22,239.86

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Solution

The fourth proportional to 74,831.81, 112,266.34 and 22,239.86 is: 33,365.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,831.81 : 112,266.34 = 22,239.86 : x
  2. Step 2: Convert to fraction form
    74,831.81/112,266.34 = 22,239.86/x
  3. Step 3: Cross multiply
    74,831.81x = 112,266.34 × 22,239.86
  4. Step 4: Simplify right side
    74,831.81x = 2,496,787,067.38
  5. Step 5: Solve for x
    x = 2,496,787,067.38/74,831.81
  6. Step 6: Final answer
    x = 33,365.32

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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.