Home / 115,046.34-158,774.67-67,296.66

Finding the Fourth Proportional to 115,046.34, 158,774.67 and 67,296.66

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Solution

The fourth proportional to 115,046.34, 158,774.67 and 67,296.66 is: 92,875.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,046.34 : 158,774.67 = 67,296.66 : x
  2. Step 2: Convert to fraction form
    115,046.34/158,774.67 = 67,296.66/x
  3. Step 3: Cross multiply
    115,046.34x = 158,774.67 × 67,296.66
  4. Step 4: Simplify right side
    115,046.34x = 10,685,004,983.60
  5. Step 5: Solve for x
    x = 10,685,004,983.60/115,046.34
  6. Step 6: Final answer
    x = 92,875.66

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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.