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Finding the Fourth Proportional to 242,904.93, 364,404.09 and 93,133.54

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Solution

The fourth proportional to 242,904.93, 364,404.09 and 93,133.54 is: 139,718.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,904.93 : 364,404.09 = 93,133.54 : x
  2. Step 2: Convert to fraction form
    242,904.93/364,404.09 = 93,133.54/x
  3. Step 3: Cross multiply
    242,904.93x = 364,404.09 × 93,133.54
  4. Step 4: Simplify right side
    242,904.93x = 33,938,241,161.03
  5. Step 5: Solve for x
    x = 33,938,241,161.03/242,904.93
  6. Step 6: Final answer
    x = 139,718.21

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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.