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Finding the Fourth Proportional to 61,944.75, 85,484.16 and 33,650.64

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Solution

The fourth proportional to 61,944.75, 85,484.16 and 33,650.64 is: 46,438.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,944.75 : 85,484.16 = 33,650.64 : x
  2. Step 2: Convert to fraction form
    61,944.75/85,484.16 = 33,650.64/x
  3. Step 3: Cross multiply
    61,944.75x = 85,484.16 × 33,650.64
  4. Step 4: Simplify right side
    61,944.75x = 2,876,596,693.86
  5. Step 5: Solve for x
    x = 2,876,596,693.86/61,944.75
  6. Step 6: Final answer
    x = 46,438.10

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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.