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Finding the Fourth Proportional to 207,102.66, 310,654.76 and 63,009.89

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Solution

The fourth proportional to 207,102.66, 310,654.76 and 63,009.89 is: 94,515.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,102.66 : 310,654.76 = 63,009.89 : x
  2. Step 2: Convert to fraction form
    207,102.66/310,654.76 = 63,009.89/x
  3. Step 3: Cross multiply
    207,102.66x = 310,654.76 × 63,009.89
  4. Step 4: Simplify right side
    207,102.66x = 19,574,322,255.58
  5. Step 5: Solve for x
    x = 19,574,322,255.58/207,102.66
  6. Step 6: Final answer
    x = 94,515.07

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.