Home / 188,528.44-260,170.14-103,651

Finding the Fourth Proportional to 188,528.44, 260,170.14 and 103,651

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Solution

The fourth proportional to 188,528.44, 260,170.14 and 103,651 is: 143,038.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,528.44 : 260,170.14 = 103,651 : x
  2. Step 2: Convert to fraction form
    188,528.44/260,170.14 = 103,651/x
  3. Step 3: Cross multiply
    188,528.44x = 260,170.14 × 103,651
  4. Step 4: Simplify right side
    188,528.44x = 26,966,895,181.14
  5. Step 5: Solve for x
    x = 26,966,895,181.14/188,528.44
  6. Step 6: Final answer
    x = 143,038.87

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.