Home / 238,644.20-357,880.18-70,119.44

Finding the Fourth Proportional to 238,644.20, 357,880.18 and 70,119.44

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Solution

The fourth proportional to 238,644.20, 357,880.18 and 70,119.44 is: 105,153.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,644.20 : 357,880.18 = 70,119.44 : x
  2. Step 2: Convert to fraction form
    238,644.20/357,880.18 = 70,119.44/x
  3. Step 3: Cross multiply
    238,644.20x = 357,880.18 × 70,119.44
  4. Step 4: Simplify right side
    238,644.20x = 25,094,357,458.10
  5. Step 5: Solve for x
    x = 25,094,357,458.10/238,644.20
  6. Step 6: Final answer
    x = 105,153.86

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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.