Home / 119,219.30-164,525.36-65,500.91

Finding the Fourth Proportional to 119,219.30, 164,525.36 and 65,500.91

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Solution

The fourth proportional to 119,219.30, 164,525.36 and 65,500.91 is: 90,392.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,219.30 : 164,525.36 = 65,500.91 : x
  2. Step 2: Convert to fraction form
    119,219.30/164,525.36 = 65,500.91/x
  3. Step 3: Cross multiply
    119,219.30x = 164,525.36 × 65,500.91
  4. Step 4: Simplify right side
    119,219.30x = 10,776,560,470.57
  5. Step 5: Solve for x
    x = 10,776,560,470.57/119,219.30
  6. Step 6: Final answer
    x = 90,392.75

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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.