Home / 95,534.18-143,082.72-45,649.34

Finding the Fourth Proportional to 95,534.18, 143,082.72 and 45,649.34

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Solution

The fourth proportional to 95,534.18, 143,082.72 and 45,649.34 is: 68,369.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,534.18 : 143,082.72 = 45,649.34 : x
  2. Step 2: Convert to fraction form
    95,534.18/143,082.72 = 45,649.34/x
  3. Step 3: Cross multiply
    95,534.18x = 143,082.72 × 45,649.34
  4. Step 4: Simplify right side
    95,534.18x = 6,531,631,733.40
  5. Step 5: Solve for x
    x = 6,531,631,733.40/95,534.18
  6. Step 6: Final answer
    x = 68,369.58

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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.