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Finding the Fourth Proportional to 44,797.76, 61,820.42 and 31,364.11

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Solution

The fourth proportional to 44,797.76, 61,820.42 and 31,364.11 is: 43,282.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,797.76 : 61,820.42 = 31,364.11 : x
  2. Step 2: Convert to fraction form
    44,797.76/61,820.42 = 31,364.11/x
  3. Step 3: Cross multiply
    44,797.76x = 61,820.42 × 31,364.11
  4. Step 4: Simplify right side
    44,797.76x = 1,938,942,373.58
  5. Step 5: Solve for x
    x = 1,938,942,373.58/44,797.76
  6. Step 6: Final answer
    x = 43,282.13

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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.