Home / 146,217.37-218,827.05-122,551.64

Finding the Fourth Proportional to 146,217.37, 218,827.05 and 122,551.64

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Solution

The fourth proportional to 146,217.37, 218,827.05 and 122,551.64 is: 183,409.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,217.37 : 218,827.05 = 122,551.64 : x
  2. Step 2: Convert to fraction form
    146,217.37/218,827.05 = 122,551.64/x
  3. Step 3: Cross multiply
    146,217.37x = 218,827.05 × 122,551.64
  4. Step 4: Simplify right side
    146,217.37x = 26,817,613,853.86
  5. Step 5: Solve for x
    x = 26,817,613,853.86/146,217.37
  6. Step 6: Final answer
    x = 183,409.22

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.