Home / 164,728.95-247,366.71-102,793.11

Finding the Fourth Proportional to 164,728.95, 247,366.71 and 102,793.11

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Solution

The fourth proportional to 164,728.95, 247,366.71 and 102,793.11 is: 154,360.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,728.95 : 247,366.71 = 102,793.11 : x
  2. Step 2: Convert to fraction form
    164,728.95/247,366.71 = 102,793.11/x
  3. Step 3: Cross multiply
    164,728.95x = 247,366.71 × 102,793.11
  4. Step 4: Simplify right side
    164,728.95x = 25,427,593,431.37
  5. Step 5: Solve for x
    x = 25,427,593,431.37/164,728.95
  6. Step 6: Final answer
    x = 154,360.20

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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.