Home / 62,113.72-85,712.60-35,256.78

Finding the Fourth Proportional to 62,113.72, 85,712.60 and 35,256.78

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Solution

The fourth proportional to 62,113.72, 85,712.60 and 35,256.78 is: 48,651.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,113.72 : 85,712.60 = 35,256.78 : x
  2. Step 2: Convert to fraction form
    62,113.72/85,712.60 = 35,256.78/x
  3. Step 3: Cross multiply
    62,113.72x = 85,712.60 × 35,256.78
  4. Step 4: Simplify right side
    62,113.72x = 3,021,950,281.43
  5. Step 5: Solve for x
    x = 3,021,950,281.43/62,113.72
  6. Step 6: Final answer
    x = 48,651.90

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1.5x scale

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.