Home / 117,338.15-176,005.37-28,591.52

Finding the Fourth Proportional to 117,338.15, 176,005.37 and 28,591.52

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Solution

The fourth proportional to 117,338.15, 176,005.37 and 28,591.52 is: 42,886.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,338.15 : 176,005.37 = 28,591.52 : x
  2. Step 2: Convert to fraction form
    117,338.15/176,005.37 = 28,591.52/x
  3. Step 3: Cross multiply
    117,338.15x = 176,005.37 × 28,591.52
  4. Step 4: Simplify right side
    117,338.15x = 5,032,260,247.91
  5. Step 5: Solve for x
    x = 5,032,260,247.91/117,338.15
  6. Step 6: Final answer
    x = 42,886.82

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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.