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Finding the Fourth Proportional to 162,952.10, 244,428.15 and 143,252.90

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Solution

The fourth proportional to 162,952.10, 244,428.15 and 143,252.90 is: 214,879.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,952.10 : 244,428.15 = 143,252.90 : x
  2. Step 2: Convert to fraction form
    162,952.10/244,428.15 = 143,252.90/x
  3. Step 3: Cross multiply
    162,952.10x = 244,428.15 × 143,252.90
  4. Step 4: Simplify right side
    162,952.10x = 35,015,041,329.14
  5. Step 5: Solve for x
    x = 35,015,041,329.14/162,952.10
  6. Step 6: Final answer
    x = 214,879.35

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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.