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Finding the Fourth Proportional to 64,403.93, 88,881.99 and 35,732.99

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Solution

The fourth proportional to 64,403.93, 88,881.99 and 35,732.99 is: 49,314.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,403.93 : 88,881.99 = 35,732.99 : x
  2. Step 2: Convert to fraction form
    64,403.93/88,881.99 = 35,732.99/x
  3. Step 3: Cross multiply
    64,403.93x = 88,881.99 × 35,732.99
  4. Step 4: Simplify right side
    64,403.93x = 3,176,019,259.85
  5. Step 5: Solve for x
    x = 3,176,019,259.85/64,403.93
  6. Step 6: Final answer
    x = 49,314.06

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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.