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Finding the Fourth Proportional to 217,131.01, 325,696.65 and 59,347.60

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Solution

The fourth proportional to 217,131.01, 325,696.65 and 59,347.60 is: 89,021.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,131.01 : 325,696.65 = 59,347.60 : x
  2. Step 2: Convert to fraction form
    217,131.01/325,696.65 = 59,347.60/x
  3. Step 3: Cross multiply
    217,131.01x = 325,696.65 × 59,347.60
  4. Step 4: Simplify right side
    217,131.01x = 19,329,312,580.32
  5. Step 5: Solve for x
    x = 19,329,312,580.32/217,131.01
  6. Step 6: Final answer
    x = 89,021.43

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1.5x scale

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.