Home / 57,460.99-86,013.28-31,100.35

Finding the Fourth Proportional to 57,460.99, 86,013.28 and 31,100.35

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Solution

The fourth proportional to 57,460.99, 86,013.28 and 31,100.35 is: 46,554.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,460.99 : 86,013.28 = 31,100.35 : x
  2. Step 2: Convert to fraction form
    57,460.99/86,013.28 = 31,100.35/x
  3. Step 3: Cross multiply
    57,460.99x = 86,013.28 × 31,100.35
  4. Step 4: Simplify right side
    57,460.99x = 2,675,043,112.65
  5. Step 5: Solve for x
    x = 2,675,043,112.65/57,460.99
  6. Step 6: Final answer
    x = 46,554.07

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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.