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Finding the Fourth Proportional to 247,097.58, 370,692.77 and 112,171.12

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Solution

The fourth proportional to 247,097.58, 370,692.77 and 112,171.12 is: 168,277.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,097.58 : 370,692.77 = 112,171.12 : x
  2. Step 2: Convert to fraction form
    247,097.58/370,692.77 = 112,171.12/x
  3. Step 3: Cross multiply
    247,097.58x = 370,692.77 × 112,171.12
  4. Step 4: Simplify right side
    247,097.58x = 41,581,023,186.80
  5. Step 5: Solve for x
    x = 41,581,023,186.80/247,097.58
  6. Step 6: Final answer
    x = 168,277.74

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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.