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Finding the Fourth Proportional to 60,698.34, 91,061.04 and 18,584.33

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Solution

The fourth proportional to 60,698.34, 91,061.04 and 18,584.33 is: 27,880.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,698.34 : 91,061.04 = 18,584.33 : x
  2. Step 2: Convert to fraction form
    60,698.34/91,061.04 = 18,584.33/x
  3. Step 3: Cross multiply
    60,698.34x = 91,061.04 × 18,584.33
  4. Step 4: Simplify right side
    60,698.34x = 1,692,307,962.20
  5. Step 5: Solve for x
    x = 1,692,307,962.20/60,698.34
  6. Step 6: Final answer
    x = 27,880.63

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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.