Home / 58,748.44-81,072.95-31,890.97

Finding the Fourth Proportional to 58,748.44, 81,072.95 and 31,890.97

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Solution

The fourth proportional to 58,748.44, 81,072.95 and 31,890.97 is: 44,009.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,748.44 : 81,072.95 = 31,890.97 : x
  2. Step 2: Convert to fraction form
    58,748.44/81,072.95 = 31,890.97/x
  3. Step 3: Cross multiply
    58,748.44x = 81,072.95 × 31,890.97
  4. Step 4: Simplify right side
    58,748.44x = 2,585,494,654.12
  5. Step 5: Solve for x
    x = 2,585,494,654.12/58,748.44
  6. Step 6: Final answer
    x = 44,009.59

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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.