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Finding the Fourth Proportional to 125,482.36, 188,208.06 and 36,734.92

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Solution

The fourth proportional to 125,482.36, 188,208.06 and 36,734.92 is: 55,097.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,482.36 : 188,208.06 = 36,734.92 : x
  2. Step 2: Convert to fraction form
    125,482.36/188,208.06 = 36,734.92/x
  3. Step 3: Cross multiply
    125,482.36x = 188,208.06 × 36,734.92
  4. Step 4: Simplify right side
    125,482.36x = 6,913,808,027.46
  5. Step 5: Solve for x
    x = 6,913,808,027.46/125,482.36
  6. Step 6: Final answer
    x = 55,097.85

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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.