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Finding the Fourth Proportional to 64,382.49, 88,843.37 and 35,703.63

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Solution

The fourth proportional to 64,382.49, 88,843.37 and 35,703.63 is: 49,268.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,382.49 : 88,843.37 = 35,703.63 : x
  2. Step 2: Convert to fraction form
    64,382.49/88,843.37 = 35,703.63/x
  3. Step 3: Cross multiply
    64,382.49x = 88,843.37 × 35,703.63
  4. Step 4: Simplify right side
    64,382.49x = 3,172,030,631.91
  5. Step 5: Solve for x
    x = 3,172,030,631.91/64,382.49
  6. Step 6: Final answer
    x = 49,268.53

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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.