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Finding the Fourth Proportional to 188,508.50, 282,760.29 and 46,355.01

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Solution

The fourth proportional to 188,508.50, 282,760.29 and 46,355.01 is: 69,531.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,508.50 : 282,760.29 = 46,355.01 : x
  2. Step 2: Convert to fraction form
    188,508.50/282,760.29 = 46,355.01/x
  3. Step 3: Cross multiply
    188,508.50x = 282,760.29 × 46,355.01
  4. Step 4: Simplify right side
    188,508.50x = 13,107,354,424.98
  5. Step 5: Solve for x
    x = 13,107,354,424.98/188,508.50
  6. Step 6: Final answer
    x = 69,531.90

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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.