Home / 117,918.10-176,737.83-116,602.66

Finding the Fourth Proportional to 117,918.10, 176,737.83 and 116,602.66

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Solution

The fourth proportional to 117,918.10, 176,737.83 and 116,602.66 is: 174,766.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,918.10 : 176,737.83 = 116,602.66 : x
  2. Step 2: Convert to fraction form
    117,918.10/176,737.83 = 116,602.66/x
  3. Step 3: Cross multiply
    117,918.10x = 176,737.83 × 116,602.66
  4. Step 4: Simplify right side
    117,918.10x = 20,608,101,100.63
  5. Step 5: Solve for x
    x = 20,608,101,100.63/117,918.10
  6. Step 6: Final answer
    x = 174,766.22

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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.