Home / 238,266.21-357,294.35-111,942.36

Finding the Fourth Proportional to 238,266.21, 357,294.35 and 111,942.36

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Solution

The fourth proportional to 238,266.21, 357,294.35 and 111,942.36 is: 167,864.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,266.21 : 357,294.35 = 111,942.36 : x
  2. Step 2: Convert to fraction form
    238,266.21/357,294.35 = 111,942.36/x
  3. Step 3: Cross multiply
    238,266.21x = 357,294.35 × 111,942.36
  4. Step 4: Simplify right side
    238,266.21x = 39,996,372,193.95
  5. Step 5: Solve for x
    x = 39,996,372,193.95/238,266.21
  6. Step 6: Final answer
    x = 167,864.22

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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.