Home / 117,647.69-176,372.36-51,037.61

Finding the Fourth Proportional to 117,647.69, 176,372.36 and 51,037.61

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Solution

The fourth proportional to 117,647.69, 176,372.36 and 51,037.61 is: 76,513.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,647.69 : 176,372.36 = 51,037.61 : x
  2. Step 2: Convert to fraction form
    117,647.69/176,372.36 = 51,037.61/x
  3. Step 3: Cross multiply
    117,647.69x = 176,372.36 × 51,037.61
  4. Step 4: Simplify right side
    117,647.69x = 9,001,622,587.41
  5. Step 5: Solve for x
    x = 9,001,622,587.41/117,647.69
  6. Step 6: Final answer
    x = 76,513.38

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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.