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Finding the Fourth Proportional to 60,443.44, 90,680.54 and 35,504.58

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Solution

The fourth proportional to 60,443.44, 90,680.54 and 35,504.58 is: 53,265.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,443.44 : 90,680.54 = 35,504.58 : x
  2. Step 2: Convert to fraction form
    60,443.44/90,680.54 = 35,504.58/x
  3. Step 3: Cross multiply
    60,443.44x = 90,680.54 × 35,504.58
  4. Step 4: Simplify right side
    60,443.44x = 3,219,574,239.18
  5. Step 5: Solve for x
    x = 3,219,574,239.18/60,443.44
  6. Step 6: Final answer
    x = 53,265.90

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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.