Home / 64,126.17-96,208.71-45,442.34

Finding the Fourth Proportional to 64,126.17, 96,208.71 and 45,442.34

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Solution

The fourth proportional to 64,126.17, 96,208.71 and 45,442.34 is: 68,177.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,126.17 : 96,208.71 = 45,442.34 : x
  2. Step 2: Convert to fraction form
    64,126.17/96,208.71 = 45,442.34/x
  3. Step 3: Cross multiply
    64,126.17x = 96,208.71 × 45,442.34
  4. Step 4: Simplify right side
    64,126.17x = 4,371,948,910.78
  5. Step 5: Solve for x
    x = 4,371,948,910.78/64,126.17
  6. Step 6: Final answer
    x = 68,177.30

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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.