Home / 77,666.43-116,480.45-33,288.15

Finding the Fourth Proportional to 77,666.43, 116,480.45 and 33,288.15

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Solution

The fourth proportional to 77,666.43, 116,480.45 and 33,288.15 is: 49,924.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,666.43 : 116,480.45 = 33,288.15 : x
  2. Step 2: Convert to fraction form
    77,666.43/116,480.45 = 33,288.15/x
  3. Step 3: Cross multiply
    77,666.43x = 116,480.45 × 33,288.15
  4. Step 4: Simplify right side
    77,666.43x = 3,877,418,525.23
  5. Step 5: Solve for x
    x = 3,877,418,525.23/77,666.43
  6. Step 6: Final answer
    x = 49,924.00

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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.