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Finding the Fourth Proportional to 149,636.64, 224,323.56 and 60,964.74

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Solution

The fourth proportional to 149,636.64, 224,323.56 and 60,964.74 is: 91,393.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,636.64 : 224,323.56 = 60,964.74 : x
  2. Step 2: Convert to fraction form
    149,636.64/224,323.56 = 60,964.74/x
  3. Step 3: Cross multiply
    149,636.64x = 224,323.56 × 60,964.74
  4. Step 4: Simplify right side
    149,636.64x = 13,675,827,511.27
  5. Step 5: Solve for x
    x = 13,675,827,511.27/149,636.64
  6. Step 6: Final answer
    x = 91,393.58

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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.