Home / 45,208.98-62,368.47-31,775.94

Finding the Fourth Proportional to 45,208.98, 62,368.47 and 31,775.94

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Solution

The fourth proportional to 45,208.98, 62,368.47 and 31,775.94 is: 43,836.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,208.98 : 62,368.47 = 31,775.94 : x
  2. Step 2: Convert to fraction form
    45,208.98/62,368.47 = 31,775.94/x
  3. Step 3: Cross multiply
    45,208.98x = 62,368.47 × 31,775.94
  4. Step 4: Simplify right side
    45,208.98x = 1,981,816,760.61
  5. Step 5: Solve for x
    x = 1,981,816,760.61/45,208.98
  6. Step 6: Final answer
    x = 43,836.79

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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.