Home / 117,759.87-176,572.91-80,365.24

Finding the Fourth Proportional to 117,759.87, 176,572.91 and 80,365.24

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Solution

The fourth proportional to 117,759.87, 176,572.91 and 80,365.24 is: 120,502.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,759.87 : 176,572.91 = 80,365.24 : x
  2. Step 2: Convert to fraction form
    117,759.87/176,572.91 = 80,365.24/x
  3. Step 3: Cross multiply
    117,759.87x = 176,572.91 × 80,365.24
  4. Step 4: Simplify right side
    117,759.87x = 14,190,325,332.04
  5. Step 5: Solve for x
    x = 14,190,325,332.04/117,759.87
  6. Step 6: Final answer
    x = 120,502.22

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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.