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Finding the Fourth Proportional to 112,473.15, 168,692.10 and 37,592.70

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Solution

The fourth proportional to 112,473.15, 168,692.10 and 37,592.70 is: 56,383.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,473.15 : 168,692.10 = 37,592.70 : x
  2. Step 2: Convert to fraction form
    112,473.15/168,692.10 = 37,592.70/x
  3. Step 3: Cross multiply
    112,473.15x = 168,692.10 × 37,592.70
  4. Step 4: Simplify right side
    112,473.15x = 6,341,591,507.67
  5. Step 5: Solve for x
    x = 6,341,591,507.67/112,473.15
  6. Step 6: Final answer
    x = 56,383.16

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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.