Home / 112,979.48-169,262.67-52,897.73

Finding the Fourth Proportional to 112,979.48, 169,262.67 and 52,897.73

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Solution

The fourth proportional to 112,979.48, 169,262.67 and 52,897.73 is: 79,249.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,979.48 : 169,262.67 = 52,897.73 : x
  2. Step 2: Convert to fraction form
    112,979.48/169,262.67 = 52,897.73/x
  3. Step 3: Cross multiply
    112,979.48x = 169,262.67 × 52,897.73
  4. Step 4: Simplify right side
    112,979.48x = 8,953,611,016.74
  5. Step 5: Solve for x
    x = 8,953,611,016.74/112,979.48
  6. Step 6: Final answer
    x = 79,249.89

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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.