Home / 63,999.09-88,318.80-35,704.79

Finding the Fourth Proportional to 63,999.09, 88,318.80 and 35,704.79

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Solution

The fourth proportional to 63,999.09, 88,318.80 and 35,704.79 is: 49,272.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,999.09 : 88,318.80 = 35,704.79 : x
  2. Step 2: Convert to fraction form
    63,999.09/88,318.80 = 35,704.79/x
  3. Step 3: Cross multiply
    63,999.09x = 88,318.80 × 35,704.79
  4. Step 4: Simplify right side
    63,999.09x = 3,153,403,765.46
  5. Step 5: Solve for x
    x = 3,153,403,765.46/63,999.09
  6. Step 6: Final answer
    x = 49,272.63

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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.