Home / 135,265.26-202,916.34-56,361

Finding the Fourth Proportional to 135,265.26, 202,916.34 and 56,361

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Solution

The fourth proportional to 135,265.26, 202,916.34 and 56,361 is: 84,549.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,265.26 : 202,916.34 = 56,361 : x
  2. Step 2: Convert to fraction form
    135,265.26/202,916.34 = 56,361/x
  3. Step 3: Cross multiply
    135,265.26x = 202,916.34 × 56,361
  4. Step 4: Simplify right side
    135,265.26x = 11,436,567,838.74
  5. Step 5: Solve for x
    x = 11,436,567,838.74/135,265.26
  6. Step 6: Final answer
    x = 84,549.19

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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.