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Finding the Fourth Proportional to 133,280.04, 199,952.88 and 93,914.04

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Solution

The fourth proportional to 133,280.04, 199,952.88 and 93,914.04 is: 140,894.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,280.04 : 199,952.88 = 93,914.04 : x
  2. Step 2: Convert to fraction form
    133,280.04/199,952.88 = 93,914.04/x
  3. Step 3: Cross multiply
    133,280.04x = 199,952.88 × 93,914.04
  4. Step 4: Simplify right side
    133,280.04x = 18,778,382,770.44
  5. Step 5: Solve for x
    x = 18,778,382,770.44/133,280.04
  6. Step 6: Final answer
    x = 140,894.19

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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.