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Finding the Fourth Proportional to 64,021.98, 88,352.74 and 35,733.14

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Solution

The fourth proportional to 64,021.98, 88,352.74 and 35,733.14 is: 49,313.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,021.98 : 88,352.74 = 35,733.14 : x
  2. Step 2: Convert to fraction form
    64,021.98/88,352.74 = 35,733.14/x
  3. Step 3: Cross multiply
    64,021.98x = 88,352.74 × 35,733.14
  4. Step 4: Simplify right side
    64,021.98x = 3,157,120,827.80
  5. Step 5: Solve for x
    x = 3,157,120,827.80/64,021.98
  6. Step 6: Final answer
    x = 49,313.08

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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.