Home / 119,626.36-165,083.56-65,910.13

Finding the Fourth Proportional to 119,626.36, 165,083.56 and 65,910.13

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Solution

The fourth proportional to 119,626.36, 165,083.56 and 65,910.13 is: 90,955.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,626.36 : 165,083.56 = 65,910.13 : x
  2. Step 2: Convert to fraction form
    119,626.36/165,083.56 = 65,910.13/x
  3. Step 3: Cross multiply
    119,626.36x = 165,083.56 × 65,910.13
  4. Step 4: Simplify right side
    119,626.36x = 10,880,678,900.46
  5. Step 5: Solve for x
    x = 10,880,678,900.46/119,626.36
  6. Step 6: Final answer
    x = 90,955.53

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1.5x scale

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.