Home / 119,069.11-164,330.54-68,768.11

Finding the Fourth Proportional to 119,069.11, 164,330.54 and 68,768.11

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Solution

The fourth proportional to 119,069.11, 164,330.54 and 68,768.11 is: 94,908.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,069.11 : 164,330.54 = 68,768.11 : x
  2. Step 2: Convert to fraction form
    119,069.11/164,330.54 = 68,768.11/x
  3. Step 3: Cross multiply
    119,069.11x = 164,330.54 × 68,768.11
  4. Step 4: Simplify right side
    119,069.11x = 11,300,700,651.08
  5. Step 5: Solve for x
    x = 11,300,700,651.08/119,069.11
  6. Step 6: Final answer
    x = 94,908.75

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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.