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Finding the Fourth Proportional to 165,552.36, 228,486.34 and 92,963.40

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Solution

The fourth proportional to 165,552.36, 228,486.34 and 92,963.40 is: 128,303.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,552.36 : 228,486.34 = 92,963.40 : x
  2. Step 2: Convert to fraction form
    165,552.36/228,486.34 = 92,963.40/x
  3. Step 3: Cross multiply
    165,552.36x = 228,486.34 × 92,963.40
  4. Step 4: Simplify right side
    165,552.36x = 21,240,867,019.96
  5. Step 5: Solve for x
    x = 21,240,867,019.96/165,552.36
  6. Step 6: Final answer
    x = 128,303.02

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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.