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Finding the Fourth Proportional to 64,005.22, 88,326.57 and 35,326.42

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Solution

The fourth proportional to 64,005.22, 88,326.57 and 35,326.42 is: 48,750.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,005.22 : 88,326.57 = 35,326.42 : x
  2. Step 2: Convert to fraction form
    64,005.22/88,326.57 = 35,326.42/x
  3. Step 3: Cross multiply
    64,005.22x = 88,326.57 × 35,326.42
  4. Step 4: Simplify right side
    64,005.22x = 3,120,261,508.98
  5. Step 5: Solve for x
    x = 3,120,261,508.98/64,005.22
  6. Step 6: Final answer
    x = 48,750.11

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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.