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Finding the Fourth Proportional to 63,009.19, 86,952.63 and 34,714.88

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Solution

The fourth proportional to 63,009.19, 86,952.63 and 34,714.88 is: 47,906.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,009.19 : 86,952.63 = 34,714.88 : x
  2. Step 2: Convert to fraction form
    63,009.19/86,952.63 = 34,714.88/x
  3. Step 3: Cross multiply
    63,009.19x = 86,952.63 × 34,714.88
  4. Step 4: Simplify right side
    63,009.19x = 3,018,549,898.75
  5. Step 5: Solve for x
    x = 3,018,549,898.75/63,009.19
  6. Step 6: Final answer
    x = 47,906.50

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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.