Home / 119,454.90-164,844.14-65,739.84

Finding the Fourth Proportional to 119,454.90, 164,844.14 and 65,739.84

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Solution

The fourth proportional to 119,454.90, 164,844.14 and 65,739.84 is: 90,718.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,454.90 : 164,844.14 = 65,739.84 : x
  2. Step 2: Convert to fraction form
    119,454.90/164,844.14 = 65,739.84/x
  3. Step 3: Cross multiply
    119,454.90x = 164,844.14 × 65,739.84
  4. Step 4: Simplify right side
    119,454.90x = 10,836,827,388.54
  5. Step 5: Solve for x
    x = 10,836,827,388.54/119,454.90
  6. Step 6: Final answer
    x = 90,718.99

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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.