Home / 97,199.82-134,135.76-54,758.34

Finding the Fourth Proportional to 97,199.82, 134,135.76 and 54,758.34

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Solution

The fourth proportional to 97,199.82, 134,135.76 and 54,758.34 is: 75,566.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,199.82 : 134,135.76 = 54,758.34 : x
  2. Step 2: Convert to fraction form
    97,199.82/134,135.76 = 54,758.34/x
  3. Step 3: Cross multiply
    97,199.82x = 134,135.76 × 54,758.34
  4. Step 4: Simplify right side
    97,199.82x = 7,345,051,552.24
  5. Step 5: Solve for x
    x = 7,345,051,552.24/97,199.82
  6. Step 6: Final answer
    x = 75,566.51

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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.