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Finding the Fourth Proportional to 101,463.40, 152,227.56 and 42,305.32

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Solution

The fourth proportional to 101,463.40, 152,227.56 and 42,305.32 is: 63,471.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,463.40 : 152,227.56 = 42,305.32 : x
  2. Step 2: Convert to fraction form
    101,463.40/152,227.56 = 42,305.32/x
  3. Step 3: Cross multiply
    101,463.40x = 152,227.56 × 42,305.32
  4. Step 4: Simplify right side
    101,463.40x = 6,440,035,638.62
  5. Step 5: Solve for x
    x = 6,440,035,638.62/101,463.40
  6. Step 6: Final answer
    x = 63,471.51

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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.