Home / 77,521.86-116,289.17-33,149.00

Finding the Fourth Proportional to 77,521.86, 116,289.17 and 33,149.00

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Solution

The fourth proportional to 77,521.86, 116,289.17 and 33,149.00 is: 49,726.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,521.86 : 116,289.17 = 33,149.00 : x
  2. Step 2: Convert to fraction form
    77,521.86/116,289.17 = 33,149.00/x
  3. Step 3: Cross multiply
    77,521.86x = 116,289.17 × 33,149.00
  4. Step 4: Simplify right side
    77,521.86x = 3,854,869,291.49
  5. Step 5: Solve for x
    x = 3,854,869,291.49/77,521.86
  6. Step 6: Final answer
    x = 49,726.22

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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.