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Finding the Fourth Proportional to 242,999.71, 364,551.39 and 93,238.73

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Solution

The fourth proportional to 242,999.71, 364,551.39 and 93,238.73 is: 139,877.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,999.71 : 364,551.39 = 93,238.73 : x
  2. Step 2: Convert to fraction form
    242,999.71/364,551.39 = 93,238.73/x
  3. Step 3: Cross multiply
    242,999.71x = 364,551.39 × 93,238.73
  4. Step 4: Simplify right side
    242,999.71x = 33,990,308,623.33
  5. Step 5: Solve for x
    x = 33,990,308,623.33/242,999.71
  6. Step 6: Final answer
    x = 139,877.98

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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.