Home / 119,040.97-164,250.88-68,710.81

Finding the Fourth Proportional to 119,040.97, 164,250.88 and 68,710.81

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Solution

The fourth proportional to 119,040.97, 164,250.88 and 68,710.81 is: 94,806.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,040.97 : 164,250.88 = 68,710.81 : x
  2. Step 2: Convert to fraction form
    119,040.97/164,250.88 = 68,710.81/x
  3. Step 3: Cross multiply
    119,040.97x = 164,250.88 × 68,710.81
  4. Step 4: Simplify right side
    119,040.97x = 11,285,811,008.01
  5. Step 5: Solve for x
    x = 11,285,811,008.01/119,040.97
  6. Step 6: Final answer
    x = 94,806.11

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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.