Home / 118,046.09-162,898.87-64,329.95

Finding the Fourth Proportional to 118,046.09, 162,898.87 and 64,329.95

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Solution

The fourth proportional to 118,046.09, 162,898.87 and 64,329.95 is: 88,772.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,046.09 : 162,898.87 = 64,329.95 : x
  2. Step 2: Convert to fraction form
    118,046.09/162,898.87 = 64,329.95/x
  3. Step 3: Cross multiply
    118,046.09x = 162,898.87 × 64,329.95
  4. Step 4: Simplify right side
    118,046.09x = 10,479,276,408.58
  5. Step 5: Solve for x
    x = 10,479,276,408.58/118,046.09
  6. Step 6: Final answer
    x = 88,772.75

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.