Home / 77,262.14-115,685.56-49,029.33

Finding the Fourth Proportional to 77,262.14, 115,685.56 and 49,029.33

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Solution

The fourth proportional to 77,262.14, 115,685.56 and 49,029.33 is: 73,412.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,262.14 : 115,685.56 = 49,029.33 : x
  2. Step 2: Convert to fraction form
    77,262.14/115,685.56 = 49,029.33/x
  3. Step 3: Cross multiply
    77,262.14x = 115,685.56 × 49,029.33
  4. Step 4: Simplify right side
    77,262.14x = 5,671,985,497.47
  5. Step 5: Solve for x
    x = 5,671,985,497.47/77,262.14
  6. Step 6: Final answer
    x = 73,412.22

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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.