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Finding the Fourth Proportional to 77,406.93, 116,107.97 and 22,002.93

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Solution

The fourth proportional to 77,406.93, 116,107.97 and 22,002.93 is: 33,003.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,406.93 : 116,107.97 = 22,002.93 : x
  2. Step 2: Convert to fraction form
    77,406.93/116,107.97 = 22,002.93/x
  3. Step 3: Cross multiply
    77,406.93x = 116,107.97 × 22,002.93
  4. Step 4: Simplify right side
    77,406.93x = 2,554,715,426.34
  5. Step 5: Solve for x
    x = 2,554,715,426.34/77,406.93
  6. Step 6: Final answer
    x = 33,003.70

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1.5x scale

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.