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Finding the Fourth Proportional to 63,809.52, 88,055.64 and 35,514.60

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Solution

The fourth proportional to 63,809.52, 88,055.64 and 35,514.60 is: 49,009.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,809.52 : 88,055.64 = 35,514.60 : x
  2. Step 2: Convert to fraction form
    63,809.52/88,055.64 = 35,514.60/x
  3. Step 3: Cross multiply
    63,809.52x = 88,055.64 × 35,514.60
  4. Step 4: Simplify right side
    63,809.52x = 3,127,260,832.34
  5. Step 5: Solve for x
    x = 3,127,260,832.34/63,809.52
  6. Step 6: Final answer
    x = 49,009.31

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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.