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Finding the Fourth Proportional to 70,594.41, 105,860.54 and 33,165.12

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Solution

The fourth proportional to 70,594.41, 105,860.54 and 33,165.12 is: 49,733.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,594.41 : 105,860.54 = 33,165.12 : x
  2. Step 2: Convert to fraction form
    70,594.41/105,860.54 = 33,165.12/x
  3. Step 3: Cross multiply
    70,594.41x = 105,860.54 × 33,165.12
  4. Step 4: Simplify right side
    70,594.41x = 3,510,877,346.54
  5. Step 5: Solve for x
    x = 3,510,877,346.54/70,594.41
  6. Step 6: Final answer
    x = 49,733.08

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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.