Home / 117,711.96-176,597.12-54,577.32

Finding the Fourth Proportional to 117,711.96, 176,597.12 and 54,577.32

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Solution

The fourth proportional to 117,711.96, 176,597.12 and 54,577.32 is: 81,879.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,711.96 : 176,597.12 = 54,577.32 : x
  2. Step 2: Convert to fraction form
    117,711.96/176,597.12 = 54,577.32/x
  3. Step 3: Cross multiply
    117,711.96x = 176,597.12 × 54,577.32
  4. Step 4: Simplify right side
    117,711.96x = 9,638,197,529.32
  5. Step 5: Solve for x
    x = 9,638,197,529.32/117,711.96
  6. Step 6: Final answer
    x = 81,879.51

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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.