Home / 239,623.80-359,435.70-238,068.60

Finding the Fourth Proportional to 239,623.80, 359,435.70 and 238,068.60

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Solution

The fourth proportional to 239,623.80, 359,435.70 and 238,068.60 is: 357,102.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,623.80 : 359,435.70 = 238,068.60 : x
  2. Step 2: Convert to fraction form
    239,623.80/359,435.70 = 238,068.60/x
  3. Step 3: Cross multiply
    239,623.80x = 359,435.70 × 238,068.60
  4. Step 4: Simplify right side
    239,623.80x = 85,570,353,889.02
  5. Step 5: Solve for x
    x = 85,570,353,889.02/239,623.80
  6. Step 6: Final answer
    x = 357,102.90

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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.