Home / 187,979.64-281,986.02-53,044.89

Finding the Fourth Proportional to 187,979.64, 281,986.02 and 53,044.89

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Solution

The fourth proportional to 187,979.64, 281,986.02 and 53,044.89 is: 79,572.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,979.64 : 281,986.02 = 53,044.89 : x
  2. Step 2: Convert to fraction form
    187,979.64/281,986.02 = 53,044.89/x
  3. Step 3: Cross multiply
    187,979.64x = 281,986.02 × 53,044.89
  4. Step 4: Simplify right side
    187,979.64x = 14,957,917,412.44
  5. Step 5: Solve for x
    x = 14,957,917,412.44/187,979.64
  6. Step 6: Final answer
    x = 79,572.01

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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.