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Finding the Fourth Proportional to 229,868.70, 344,803.03 and 63,656.70

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Solution

The fourth proportional to 229,868.70, 344,803.03 and 63,656.70 is: 95,485.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,868.70 : 344,803.03 = 63,656.70 : x
  2. Step 2: Convert to fraction form
    229,868.70/344,803.03 = 63,656.70/x
  3. Step 3: Cross multiply
    229,868.70x = 344,803.03 × 63,656.70
  4. Step 4: Simplify right side
    229,868.70x = 21,949,023,039.80
  5. Step 5: Solve for x
    x = 21,949,023,039.80/229,868.70
  6. Step 6: Final answer
    x = 95,485.04

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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.