Home / 165,204.16-247,822.64-52,856.15

Finding the Fourth Proportional to 165,204.16, 247,822.64 and 52,856.15

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Solution

The fourth proportional to 165,204.16, 247,822.64 and 52,856.15 is: 79,289.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,204.16 : 247,822.64 = 52,856.15 : x
  2. Step 2: Convert to fraction form
    165,204.16/247,822.64 = 52,856.15/x
  3. Step 3: Cross multiply
    165,204.16x = 247,822.64 × 52,856.15
  4. Step 4: Simplify right side
    165,204.16x = 13,098,949,328.05
  5. Step 5: Solve for x
    x = 13,098,949,328.05/165,204.16
  6. Step 6: Final answer
    x = 79,289.47

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.