Home / 165,831.75-228,854-94,223.90

Finding the Fourth Proportional to 165,831.75, 228,854 and 94,223.90

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Solution

The fourth proportional to 165,831.75, 228,854 and 94,223.90 is: 130,032.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,831.75 : 228,854 = 94,223.90 : x
  2. Step 2: Convert to fraction form
    165,831.75/228,854 = 94,223.90/x
  3. Step 3: Cross multiply
    165,831.75x = 228,854 × 94,223.90
  4. Step 4: Simplify right side
    165,831.75x = 21,563,516,410.60
  5. Step 5: Solve for x
    x = 21,563,516,410.60/165,831.75
  6. Step 6: Final answer
    x = 130,032.50

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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.