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Finding the Fourth Proportional to 165,589.92, 228,483.79 and 97,628.29

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Solution

The fourth proportional to 165,589.92, 228,483.79 and 97,628.29 is: 134,709.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,589.92 : 228,483.79 = 97,628.29 : x
  2. Step 2: Convert to fraction form
    165,589.92/228,483.79 = 97,628.29/x
  3. Step 3: Cross multiply
    165,589.92x = 228,483.79 × 97,628.29
  4. Step 4: Simplify right side
    165,589.92x = 22,306,480,895.14
  5. Step 5: Solve for x
    x = 22,306,480,895.14/165,589.92
  6. Step 6: Final answer
    x = 134,709.17

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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.