Home / 97,331.40-134,297.28-55,930.39

Finding the Fourth Proportional to 97,331.40, 134,297.28 and 55,930.39

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Solution

The fourth proportional to 97,331.40, 134,297.28 and 55,930.39 is: 77,172.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,331.40 : 134,297.28 = 55,930.39 : x
  2. Step 2: Convert to fraction form
    97,331.40/134,297.28 = 55,930.39/x
  3. Step 3: Cross multiply
    97,331.40x = 134,297.28 × 55,930.39
  4. Step 4: Simplify right side
    97,331.40x = 7,511,299,044.35
  5. Step 5: Solve for x
    x = 7,511,299,044.35/97,331.40
  6. Step 6: Final answer
    x = 77,172.41

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1.5x scale

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.