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Finding the Fourth Proportional to 70,470.77, 105,703.38 and 23,089.41

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Solution

The fourth proportional to 70,470.77, 105,703.38 and 23,089.41 is: 34,633.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,470.77 : 105,703.38 = 23,089.41 : x
  2. Step 2: Convert to fraction form
    70,470.77/105,703.38 = 23,089.41/x
  3. Step 3: Cross multiply
    70,470.77x = 105,703.38 × 23,089.41
  4. Step 4: Simplify right side
    70,470.77x = 2,440,628,679.21
  5. Step 5: Solve for x
    x = 2,440,628,679.21/70,470.77
  6. Step 6: Final answer
    x = 34,633.21

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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.