Home / 119,216.16-164,519.34-65,502.36

Finding the Fourth Proportional to 119,216.16, 164,519.34 and 65,502.36

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Solution

The fourth proportional to 119,216.16, 164,519.34 and 65,502.36 is: 90,393.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,216.16 : 164,519.34 = 65,502.36 : x
  2. Step 2: Convert to fraction form
    119,216.16/164,519.34 = 65,502.36/x
  3. Step 3: Cross multiply
    119,216.16x = 164,519.34 × 65,502.36
  4. Step 4: Simplify right side
    119,216.16x = 10,776,405,035.64
  5. Step 5: Solve for x
    x = 10,776,405,035.64/119,216.16
  6. Step 6: Final answer
    x = 90,393.83

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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.