Home / 165,528.64-228,413.73-92,914.90

Finding the Fourth Proportional to 165,528.64, 228,413.73 and 92,914.90

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Solution

The fourth proportional to 165,528.64, 228,413.73 and 92,914.90 is: 128,213.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,528.64 : 228,413.73 = 92,914.90 : x
  2. Step 2: Convert to fraction form
    165,528.64/228,413.73 = 92,914.90/x
  3. Step 3: Cross multiply
    165,528.64x = 228,413.73 × 92,914.90
  4. Step 4: Simplify right side
    165,528.64x = 21,223,038,881.58
  5. Step 5: Solve for x
    x = 21,223,038,881.58/165,528.64
  6. Step 6: Final answer
    x = 128,213.70

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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.