Home / 108,173.82-149,279.87-60,427.17

Finding the Fourth Proportional to 108,173.82, 149,279.87 and 60,427.17

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Solution

The fourth proportional to 108,173.82, 149,279.87 and 60,427.17 is: 83,389.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,173.82 : 149,279.87 = 60,427.17 : x
  2. Step 2: Convert to fraction form
    108,173.82/149,279.87 = 60,427.17/x
  3. Step 3: Cross multiply
    108,173.82x = 149,279.87 × 60,427.17
  4. Step 4: Simplify right side
    108,173.82x = 9,020,560,082.07
  5. Step 5: Solve for x
    x = 9,020,560,082.07/108,173.82
  6. Step 6: Final answer
    x = 83,389.49

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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.