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Finding the Fourth Proportional to 216,884.79, 325,317.62 and 59,113.24

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Solution

The fourth proportional to 216,884.79, 325,317.62 and 59,113.24 is: 88,667.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,884.79 : 325,317.62 = 59,113.24 : x
  2. Step 2: Convert to fraction form
    216,884.79/325,317.62 = 59,113.24/x
  3. Step 3: Cross multiply
    216,884.79x = 325,317.62 × 59,113.24
  4. Step 4: Simplify right side
    216,884.79x = 19,230,579,379.18
  5. Step 5: Solve for x
    x = 19,230,579,379.18/216,884.79
  6. Step 6: Final answer
    x = 88,667.26

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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.