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Finding the Fourth Proportional to 217,343.96, 325,980.94 and 59,535.53

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Solution

The fourth proportional to 217,343.96, 325,980.94 and 59,535.53 is: 89,293.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,343.96 : 325,980.94 = 59,535.53 : x
  2. Step 2: Convert to fraction form
    217,343.96/325,980.94 = 59,535.53/x
  3. Step 3: Cross multiply
    217,343.96x = 325,980.94 × 59,535.53
  4. Step 4: Simplify right side
    217,343.96x = 19,407,446,254.05
  5. Step 5: Solve for x
    x = 19,407,446,254.05/217,343.96
  6. Step 6: Final answer
    x = 89,293.70

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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.