Home / 165,271.29-228,073.75-93,664.86

Finding the Fourth Proportional to 165,271.29, 228,073.75 and 93,664.86

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Solution

The fourth proportional to 165,271.29, 228,073.75 and 93,664.86 is: 129,257.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,271.29 : 228,073.75 = 93,664.86 : x
  2. Step 2: Convert to fraction form
    165,271.29/228,073.75 = 93,664.86/x
  3. Step 3: Cross multiply
    165,271.29x = 228,073.75 × 93,664.86
  4. Step 4: Simplify right side
    165,271.29x = 21,362,495,863.43
  5. Step 5: Solve for x
    x = 21,362,495,863.43/165,271.29
  6. Step 6: Final answer
    x = 129,257.15

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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.