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Finding the Fourth Proportional to 70,529.97, 105,804.17 and 37,251.36

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Solution

The fourth proportional to 70,529.97, 105,804.17 and 37,251.36 is: 55,881.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,529.97 : 105,804.17 = 37,251.36 : x
  2. Step 2: Convert to fraction form
    70,529.97/105,804.17 = 37,251.36/x
  3. Step 3: Cross multiply
    70,529.97x = 105,804.17 × 37,251.36
  4. Step 4: Simplify right side
    70,529.97x = 3,941,349,179.61
  5. Step 5: Solve for x
    x = 3,941,349,179.61/70,529.97
  6. Step 6: Final answer
    x = 55,881.90

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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.