Home / 119,519.58-164,717.31-111,935.46

Finding the Fourth Proportional to 119,519.58, 164,717.31 and 111,935.46

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Solution

The fourth proportional to 119,519.58, 164,717.31 and 111,935.46 is: 154,265.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,519.58 : 164,717.31 = 111,935.46 : x
  2. Step 2: Convert to fraction form
    119,519.58/164,717.31 = 111,935.46/x
  3. Step 3: Cross multiply
    119,519.58x = 164,717.31 × 111,935.46
  4. Step 4: Simplify right side
    119,519.58x = 18,437,707,864.81
  5. Step 5: Solve for x
    x = 18,437,707,864.81/119,519.58
  6. Step 6: Final answer
    x = 154,265.17

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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.