Home / 188,613.33-260,288.24-102,574.15

Finding the Fourth Proportional to 188,613.33, 260,288.24 and 102,574.15

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Solution

The fourth proportional to 188,613.33, 260,288.24 and 102,574.15 is: 141,553.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,613.33 : 260,288.24 = 102,574.15 : x
  2. Step 2: Convert to fraction form
    188,613.33/260,288.24 = 102,574.15/x
  3. Step 3: Cross multiply
    188,613.33x = 260,288.24 × 102,574.15
  4. Step 4: Simplify right side
    188,613.33x = 26,698,844,973.00
  5. Step 5: Solve for x
    x = 26,698,844,973.00/188,613.33
  6. Step 6: Final answer
    x = 141,553.33

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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.