Home / 117,646.17-176,391.24-42,757.41

Finding the Fourth Proportional to 117,646.17, 176,391.24 and 42,757.41

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Solution

The fourth proportional to 117,646.17, 176,391.24 and 42,757.41 is: 64,107.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,646.17 : 176,391.24 = 42,757.41 : x
  2. Step 2: Convert to fraction form
    117,646.17/176,391.24 = 42,757.41/x
  3. Step 3: Cross multiply
    117,646.17x = 176,391.24 × 42,757.41
  4. Step 4: Simplify right side
    117,646.17x = 7,542,033,070.22
  5. Step 5: Solve for x
    x = 7,542,033,070.22/117,646.17
  6. Step 6: Final answer
    x = 64,107.77

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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.