Home / 188,122.56-282,192.48-47,882.40

Finding the Fourth Proportional to 188,122.56, 282,192.48 and 47,882.40

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Solution

The fourth proportional to 188,122.56, 282,192.48 and 47,882.40 is: 71,825.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,122.56 : 282,192.48 = 47,882.40 : x
  2. Step 2: Convert to fraction form
    188,122.56/282,192.48 = 47,882.40/x
  3. Step 3: Cross multiply
    188,122.56x = 282,192.48 × 47,882.40
  4. Step 4: Simplify right side
    188,122.56x = 13,512,053,204.35
  5. Step 5: Solve for x
    x = 13,512,053,204.35/188,122.56
  6. Step 6: Final answer
    x = 71,825.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.