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Finding the Fourth Proportional to 64,295.74, 88,645.87 and 44,117.58

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Solution

The fourth proportional to 64,295.74, 88,645.87 and 44,117.58 is: 60,825.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,295.74 : 88,645.87 = 44,117.58 : x
  2. Step 2: Convert to fraction form
    64,295.74/88,645.87 = 44,117.58/x
  3. Step 3: Cross multiply
    64,295.74x = 88,645.87 × 44,117.58
  4. Step 4: Simplify right side
    64,295.74x = 3,910,841,040.81
  5. Step 5: Solve for x
    x = 3,910,841,040.81/64,295.74
  6. Step 6: Final answer
    x = 60,825.82

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.