Home / 112,729.14-169,104.90-41,670.39

Finding the Fourth Proportional to 112,729.14, 169,104.90 and 41,670.39

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Solution

The fourth proportional to 112,729.14, 169,104.90 and 41,670.39 is: 62,509.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,729.14 : 169,104.90 = 41,670.39 : x
  2. Step 2: Convert to fraction form
    112,729.14/169,104.90 = 41,670.39/x
  3. Step 3: Cross multiply
    112,729.14x = 169,104.90 × 41,670.39
  4. Step 4: Simplify right side
    112,729.14x = 7,046,667,133.91
  5. Step 5: Solve for x
    x = 7,046,667,133.91/112,729.14
  6. Step 6: Final answer
    x = 62,509.72

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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.