Home / 45,488.84-62,724.44-31,151.03

Finding the Fourth Proportional to 45,488.84, 62,724.44 and 31,151.03

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Solution

The fourth proportional to 45,488.84, 62,724.44 and 31,151.03 is: 42,954.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,488.84 : 62,724.44 = 31,151.03 : x
  2. Step 2: Convert to fraction form
    45,488.84/62,724.44 = 31,151.03/x
  3. Step 3: Cross multiply
    45,488.84x = 62,724.44 × 31,151.03
  4. Step 4: Simplify right side
    45,488.84x = 1,953,930,442.80
  5. Step 5: Solve for x
    x = 1,953,930,442.80/45,488.84
  6. Step 6: Final answer
    x = 42,954.07

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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.