Home / 217,827.09-326,449.94-116,417.25

Finding the Fourth Proportional to 217,827.09, 326,449.94 and 116,417.25

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Solution

The fourth proportional to 217,827.09, 326,449.94 and 116,417.25 is: 174,470.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,827.09 : 326,449.94 = 116,417.25 : x
  2. Step 2: Convert to fraction form
    217,827.09/326,449.94 = 116,417.25/x
  3. Step 3: Cross multiply
    217,827.09x = 326,449.94 × 116,417.25
  4. Step 4: Simplify right side
    217,827.09x = 38,004,403,695.38
  5. Step 5: Solve for x
    x = 38,004,403,695.38/217,827.09
  6. Step 6: Final answer
    x = 174,470.51

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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.