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Finding the Fourth Proportional to 144,365.58, 216,494.37 and 49,568.85

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Solution

The fourth proportional to 144,365.58, 216,494.37 and 49,568.85 is: 74,334.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,365.58 : 216,494.37 = 49,568.85 : x
  2. Step 2: Convert to fraction form
    144,365.58/216,494.37 = 49,568.85/x
  3. Step 3: Cross multiply
    144,365.58x = 216,494.37 × 49,568.85
  4. Step 4: Simplify right side
    144,365.58x = 10,731,376,952.37
  5. Step 5: Solve for x
    x = 10,731,376,952.37/144,365.58
  6. Step 6: Final answer
    x = 74,334.73

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1.5x scale

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.