Home / 58,757.18-81,084.65-31,899.47

Finding the Fourth Proportional to 58,757.18, 81,084.65 and 31,899.47

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Solution

The fourth proportional to 58,757.18, 81,084.65 and 31,899.47 is: 44,021.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,757.18 : 81,084.65 = 31,899.47 : x
  2. Step 2: Convert to fraction form
    58,757.18/81,084.65 = 31,899.47/x
  3. Step 3: Cross multiply
    58,757.18x = 81,084.65 × 31,899.47
  4. Step 4: Simplify right side
    58,757.18x = 2,586,556,795.21
  5. Step 5: Solve for x
    x = 2,586,556,795.21/58,757.18
  6. Step 6: Final answer
    x = 44,021.12

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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.