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Finding the Fourth Proportional to 63,835.52, 88,091.52 and 35,540.64

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Solution

The fourth proportional to 63,835.52, 88,091.52 and 35,540.64 is: 49,045.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,835.52 : 88,091.52 = 35,540.64 : x
  2. Step 2: Convert to fraction form
    63,835.52/88,091.52 = 35,540.64/x
  3. Step 3: Cross multiply
    63,835.52x = 88,091.52 × 35,540.64
  4. Step 4: Simplify right side
    63,835.52x = 3,130,828,999.37
  5. Step 5: Solve for x
    x = 3,130,828,999.37/63,835.52
  6. Step 6: Final answer
    x = 49,045.25

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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.