Home / 40,102.98-60,120.63-25,279.22

Finding the Fourth Proportional to 40,102.98, 60,120.63 and 25,279.22

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Solution

The fourth proportional to 40,102.98, 60,120.63 and 25,279.22 is: 37,897.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,102.98 : 60,120.63 = 25,279.22 : x
  2. Step 2: Convert to fraction form
    40,102.98/60,120.63 = 25,279.22/x
  3. Step 3: Cross multiply
    40,102.98x = 60,120.63 × 25,279.22
  4. Step 4: Simplify right side
    40,102.98x = 1,519,802,394.90
  5. Step 5: Solve for x
    x = 1,519,802,394.90/40,102.98
  6. Step 6: Final answer
    x = 37,897.49

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1.5x scale

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.