Home / 187,837.93-281,803.03-54,719.36

Finding the Fourth Proportional to 187,837.93, 281,803.03 and 54,719.36

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Solution

The fourth proportional to 187,837.93, 281,803.03 and 54,719.36 is: 82,092.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,837.93 : 281,803.03 = 54,719.36 : x
  2. Step 2: Convert to fraction form
    187,837.93/281,803.03 = 54,719.36/x
  3. Step 3: Cross multiply
    187,837.93x = 281,803.03 × 54,719.36
  4. Step 4: Simplify right side
    187,837.93x = 15,420,080,038.65
  5. Step 5: Solve for x
    x = 15,420,080,038.65/187,837.93
  6. Step 6: Final answer
    x = 82,092.47

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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.