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Finding the Fourth Proportional to 247,368.52, 370,558.14 and 114,066.28

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Solution

The fourth proportional to 247,368.52, 370,558.14 and 114,066.28 is: 170,871.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,368.52 : 370,558.14 = 114,066.28 : x
  2. Step 2: Convert to fraction form
    247,368.52/370,558.14 = 114,066.28/x
  3. Step 3: Cross multiply
    247,368.52x = 370,558.14 × 114,066.28
  4. Step 4: Simplify right side
    247,368.52x = 42,268,188,553.52
  5. Step 5: Solve for x
    x = 42,268,188,553.52/247,368.52
  6. Step 6: Final answer
    x = 170,871.33

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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.