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Finding the Fourth Proportional to 188,310.06, 282,464.69 and 48,068.69

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Solution

The fourth proportional to 188,310.06, 282,464.69 and 48,068.69 is: 72,102.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,310.06 : 282,464.69 = 48,068.69 : x
  2. Step 2: Convert to fraction form
    188,310.06/282,464.69 = 48,068.69/x
  3. Step 3: Cross multiply
    188,310.06x = 282,464.69 × 48,068.69
  4. Step 4: Simplify right side
    188,310.06x = 13,577,705,966.89
  5. Step 5: Solve for x
    x = 13,577,705,966.89/188,310.06
  6. Step 6: Final answer
    x = 72,102.92

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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.