Home / 57,460.74-86,012.91-31,100.10

Finding the Fourth Proportional to 57,460.74, 86,012.91 and 31,100.10

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Solution

The fourth proportional to 57,460.74, 86,012.91 and 31,100.10 is: 46,553.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,460.74 : 86,012.91 = 31,100.10 : x
  2. Step 2: Convert to fraction form
    57,460.74/86,012.91 = 31,100.10/x
  3. Step 3: Cross multiply
    57,460.74x = 86,012.91 × 31,100.10
  4. Step 4: Simplify right side
    57,460.74x = 2,675,010,102.29
  5. Step 5: Solve for x
    x = 2,675,010,102.29/57,460.74
  6. Step 6: Final answer
    x = 46,553.70

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.