Home / 61,718.10-85,170.65-33,423.54

Finding the Fourth Proportional to 61,718.10, 85,170.65 and 33,423.54

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Solution

The fourth proportional to 61,718.10, 85,170.65 and 33,423.54 is: 46,124.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,718.10 : 85,170.65 = 33,423.54 : x
  2. Step 2: Convert to fraction form
    61,718.10/85,170.65 = 33,423.54/x
  3. Step 3: Cross multiply
    61,718.10x = 85,170.65 × 33,423.54
  4. Step 4: Simplify right side
    61,718.10x = 2,846,704,627.10
  5. Step 5: Solve for x
    x = 2,846,704,627.10/61,718.10
  6. Step 6: Final answer
    x = 46,124.31

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.