Home / 134,327.69-185,267.27-83,311.82

Finding the Fourth Proportional to 134,327.69, 185,267.27 and 83,311.82

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Solution

The fourth proportional to 134,327.69, 185,267.27 and 83,311.82 is: 114,905.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,327.69 : 185,267.27 = 83,311.82 : x
  2. Step 2: Convert to fraction form
    134,327.69/185,267.27 = 83,311.82/x
  3. Step 3: Cross multiply
    134,327.69x = 185,267.27 × 83,311.82
  4. Step 4: Simplify right side
    134,327.69x = 15,434,952,107.24
  5. Step 5: Solve for x
    x = 15,434,952,107.24/134,327.69
  6. Step 6: Final answer
    x = 114,905.22

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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.