Home / 238,072.50-357,208.88-148,190.36

Finding the Fourth Proportional to 238,072.50, 357,208.88 and 148,190.36

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Solution

The fourth proportional to 238,072.50, 357,208.88 and 148,190.36 is: 222,347.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,072.50 : 357,208.88 = 148,190.36 : x
  2. Step 2: Convert to fraction form
    238,072.50/357,208.88 = 148,190.36/x
  3. Step 3: Cross multiply
    238,072.50x = 357,208.88 × 148,190.36
  4. Step 4: Simplify right side
    238,072.50x = 52,934,909,995.40
  5. Step 5: Solve for x
    x = 52,934,909,995.40/238,072.50
  6. Step 6: Final answer
    x = 222,347.86

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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.