Home / 188,537.49-260,186.85-102,502.26

Finding the Fourth Proportional to 188,537.49, 260,186.85 and 102,502.26

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Solution

The fourth proportional to 188,537.49, 260,186.85 and 102,502.26 is: 141,455.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,537.49 : 260,186.85 = 102,502.26 : x
  2. Step 2: Convert to fraction form
    188,537.49/260,186.85 = 102,502.26/x
  3. Step 3: Cross multiply
    188,537.49x = 260,186.85 × 102,502.26
  4. Step 4: Simplify right side
    188,537.49x = 26,669,740,147.28
  5. Step 5: Solve for x
    x = 26,669,740,147.28/188,537.49
  6. Step 6: Final answer
    x = 141,455.90

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1.5x scale

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.