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Finding the Fourth Proportional to 64,207.91, 88,602.09 and 35,908.13

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Solution

The fourth proportional to 64,207.91, 88,602.09 and 35,908.13 is: 49,550.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,207.91 : 88,602.09 = 35,908.13 : x
  2. Step 2: Convert to fraction form
    64,207.91/88,602.09 = 35,908.13/x
  3. Step 3: Cross multiply
    64,207.91x = 88,602.09 × 35,908.13
  4. Step 4: Simplify right side
    64,207.91x = 3,181,534,922.98
  5. Step 5: Solve for x
    x = 3,181,534,922.98/64,207.91
  6. Step 6: Final answer
    x = 49,550.52

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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.