Home / 242,654.37-334,858.48-135,222.04

Finding the Fourth Proportional to 242,654.37, 334,858.48 and 135,222.04

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Solution

The fourth proportional to 242,654.37, 334,858.48 and 135,222.04 is: 186,603.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,654.37 : 334,858.48 = 135,222.04 : x
  2. Step 2: Convert to fraction form
    242,654.37/334,858.48 = 135,222.04/x
  3. Step 3: Cross multiply
    242,654.37x = 334,858.48 × 135,222.04
  4. Step 4: Simplify right side
    242,654.37x = 45,280,246,776.90
  5. Step 5: Solve for x
    x = 45,280,246,776.90/242,654.37
  6. Step 6: Final answer
    x = 186,603.88

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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.