Home / 238,385.19-357,890.31-159,850.83

Finding the Fourth Proportional to 238,385.19, 357,890.31 and 159,850.83

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Solution

The fourth proportional to 238,385.19, 357,890.31 and 159,850.83 is: 239,985.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,385.19 : 357,890.31 = 159,850.83 : x
  2. Step 2: Convert to fraction form
    238,385.19/357,890.31 = 159,850.83/x
  3. Step 3: Cross multiply
    238,385.19x = 357,890.31 × 159,850.83
  4. Step 4: Simplify right side
    238,385.19x = 57,209,063,102.46
  5. Step 5: Solve for x
    x = 57,209,063,102.46/238,385.19
  6. Step 6: Final answer
    x = 239,985.81

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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.