Home / 55,926.59-77,180.01-31,729.19

Finding the Fourth Proportional to 55,926.59, 77,180.01 and 31,729.19

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Solution

The fourth proportional to 55,926.59, 77,180.01 and 31,729.19 is: 43,787.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,926.59 : 77,180.01 = 31,729.19 : x
  2. Step 2: Convert to fraction form
    55,926.59/77,180.01 = 31,729.19/x
  3. Step 3: Cross multiply
    55,926.59x = 77,180.01 × 31,729.19
  4. Step 4: Simplify right side
    55,926.59x = 2,448,859,201.49
  5. Step 5: Solve for x
    x = 2,448,859,201.49/55,926.59
  6. Step 6: Final answer
    x = 43,787.03

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.