Home / 117,900.51-176,744.10-43,003.11

Finding the Fourth Proportional to 117,900.51, 176,744.10 and 43,003.11

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Solution

The fourth proportional to 117,900.51, 176,744.10 and 43,003.11 is: 64,465.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,900.51 : 176,744.10 = 43,003.11 : x
  2. Step 2: Convert to fraction form
    117,900.51/176,744.10 = 43,003.11/x
  3. Step 3: Cross multiply
    117,900.51x = 176,744.10 × 43,003.11
  4. Step 4: Simplify right side
    117,900.51x = 7,600,545,974.15
  5. Step 5: Solve for x
    x = 7,600,545,974.15/117,900.51
  6. Step 6: Final answer
    x = 64,465.76

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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.