Home / 71,052.30-98,054.28-39,223.26

Finding the Fourth Proportional to 71,052.30, 98,054.28 and 39,223.26

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Solution

The fourth proportional to 71,052.30, 98,054.28 and 39,223.26 is: 54,129.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,052.30 : 98,054.28 = 39,223.26 : x
  2. Step 2: Convert to fraction form
    71,052.30/98,054.28 = 39,223.26/x
  3. Step 3: Cross multiply
    71,052.30x = 98,054.28 × 39,223.26
  4. Step 4: Simplify right side
    71,052.30x = 3,846,008,518.55
  5. Step 5: Solve for x
    x = 3,846,008,518.55/71,052.30
  6. Step 6: Final answer
    x = 54,129.26

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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.