Home / 187,929.56-281,935.80-54,820.22

Finding the Fourth Proportional to 187,929.56, 281,935.80 and 54,820.22

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Solution

The fourth proportional to 187,929.56, 281,935.80 and 54,820.22 is: 82,242.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,929.56 : 281,935.80 = 54,820.22 : x
  2. Step 2: Convert to fraction form
    187,929.56/281,935.80 = 54,820.22/x
  3. Step 3: Cross multiply
    187,929.56x = 281,935.80 × 54,820.22
  4. Step 4: Simplify right side
    187,929.56x = 15,455,782,581.88
  5. Step 5: Solve for x
    x = 15,455,782,581.88/187,929.56
  6. Step 6: Final answer
    x = 82,242.42

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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.