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Finding the Fourth Proportional to 164,927.40, 227,600.25 and 89,475.90

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Solution

The fourth proportional to 164,927.40, 227,600.25 and 89,475.90 is: 123,476.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,927.40 : 227,600.25 = 89,475.90 : x
  2. Step 2: Convert to fraction form
    164,927.40/227,600.25 = 89,475.90/x
  3. Step 3: Cross multiply
    164,927.40x = 227,600.25 × 89,475.90
  4. Step 4: Simplify right side
    164,927.40x = 20,364,737,208.98
  5. Step 5: Solve for x
    x = 20,364,737,208.98/164,927.40
  6. Step 6: Final answer
    x = 123,476.98

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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.