Home / 77,443.49-116,177.38-33,070.47

Finding the Fourth Proportional to 77,443.49, 116,177.38 and 33,070.47

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Solution

The fourth proportional to 77,443.49, 116,177.38 and 33,070.47 is: 49,610.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,443.49 : 116,177.38 = 33,070.47 : x
  2. Step 2: Convert to fraction form
    77,443.49/116,177.38 = 33,070.47/x
  3. Step 3: Cross multiply
    77,443.49x = 116,177.38 × 33,070.47
  4. Step 4: Simplify right side
    77,443.49x = 3,842,040,642.64
  5. Step 5: Solve for x
    x = 3,842,040,642.64/77,443.49
  6. Step 6: Final answer
    x = 49,610.90

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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.