Home / 160,136.10-220,983.93-88,514.28

Finding the Fourth Proportional to 160,136.10, 220,983.93 and 88,514.28

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Solution

The fourth proportional to 160,136.10, 220,983.93 and 88,514.28 is: 122,147.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,136.10 : 220,983.93 = 88,514.28 : x
  2. Step 2: Convert to fraction form
    160,136.10/220,983.93 = 88,514.28/x
  3. Step 3: Cross multiply
    160,136.10x = 220,983.93 × 88,514.28
  4. Step 4: Simplify right side
    160,136.10x = 19,560,233,455.52
  5. Step 5: Solve for x
    x = 19,560,233,455.52/160,136.10
  6. Step 6: Final answer
    x = 122,147.56

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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.