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Finding the Fourth Proportional to 61,844.64, 85,346.06 and 33,550.32

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Solution

The fourth proportional to 61,844.64, 85,346.06 and 33,550.32 is: 46,299.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,844.64 : 85,346.06 = 33,550.32 : x
  2. Step 2: Convert to fraction form
    61,844.64/85,346.06 = 33,550.32/x
  3. Step 3: Cross multiply
    61,844.64x = 85,346.06 × 33,550.32
  4. Step 4: Simplify right side
    61,844.64x = 2,863,387,623.74
  5. Step 5: Solve for x
    x = 2,863,387,623.74/61,844.64
  6. Step 6: Final answer
    x = 46,299.69

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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.