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Finding the Fourth Proportional to 362,202.59, 543,303.88 and 125,545.27

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Solution

The fourth proportional to 362,202.59, 543,303.88 and 125,545.27 is: 188,317.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,202.59 : 543,303.88 = 125,545.27 : x
  2. Step 2: Convert to fraction form
    362,202.59/543,303.88 = 125,545.27/x
  3. Step 3: Cross multiply
    362,202.59x = 543,303.88 × 125,545.27
  4. Step 4: Simplify right side
    362,202.59x = 68,209,230,478.27
  5. Step 5: Solve for x
    x = 68,209,230,478.27/362,202.59
  6. Step 6: Final answer
    x = 188,317.90

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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.