Home / 77,437.35-116,205.21-33,064.47

Finding the Fourth Proportional to 77,437.35, 116,205.21 and 33,064.47

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Solution

The fourth proportional to 77,437.35, 116,205.21 and 33,064.47 is: 49,617.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,437.35 : 116,205.21 = 33,064.47 : x
  2. Step 2: Convert to fraction form
    77,437.35/116,205.21 = 33,064.47/x
  3. Step 3: Cross multiply
    77,437.35x = 116,205.21 × 33,064.47
  4. Step 4: Simplify right side
    77,437.35x = 3,842,263,679.89
  5. Step 5: Solve for x
    x = 3,842,263,679.89/77,437.35
  6. Step 6: Final answer
    x = 49,617.71

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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.