Home / 188,576.20-260,238.42-103,701.16

Finding the Fourth Proportional to 188,576.20, 260,238.42 and 103,701.16

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Solution

The fourth proportional to 188,576.20, 260,238.42 and 103,701.16 is: 143,109.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,576.20 : 260,238.42 = 103,701.16 : x
  2. Step 2: Convert to fraction form
    188,576.20/260,238.42 = 103,701.16/x
  3. Step 3: Cross multiply
    188,576.20x = 260,238.42 × 103,701.16
  4. Step 4: Simplify right side
    188,576.20x = 26,987,026,030.57
  5. Step 5: Solve for x
    x = 26,987,026,030.57/188,576.20
  6. Step 6: Final answer
    x = 143,109.40

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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.