Home / 134,918.62-202,342.65-40,123.30

Finding the Fourth Proportional to 134,918.62, 202,342.65 and 40,123.30

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Solution

The fourth proportional to 134,918.62, 202,342.65 and 40,123.30 is: 60,174.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,918.62 : 202,342.65 = 40,123.30 : x
  2. Step 2: Convert to fraction form
    134,918.62/202,342.65 = 40,123.30/x
  3. Step 3: Cross multiply
    134,918.62x = 202,342.65 × 40,123.30
  4. Step 4: Simplify right side
    134,918.62x = 8,118,654,848.75
  5. Step 5: Solve for x
    x = 8,118,654,848.75/134,918.62
  6. Step 6: Final answer
    x = 60,174.46

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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.