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Finding the Fourth Proportional to 88,434.87, 132,568.90 and 44,019.63

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Solution

The fourth proportional to 88,434.87, 132,568.90 and 44,019.63 is: 65,987.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,434.87 : 132,568.90 = 44,019.63 : x
  2. Step 2: Convert to fraction form
    88,434.87/132,568.90 = 44,019.63/x
  3. Step 3: Cross multiply
    88,434.87x = 132,568.90 × 44,019.63
  4. Step 4: Simplify right side
    88,434.87x = 5,835,633,927.51
  5. Step 5: Solve for x
    x = 5,835,633,927.51/88,434.87
  6. Step 6: Final answer
    x = 65,987.93

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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.