Home / 239,396.02-330,389.78-178,861.58

Finding the Fourth Proportional to 239,396.02, 330,389.78 and 178,861.58

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Solution

The fourth proportional to 239,396.02, 330,389.78 and 178,861.58 is: 246,846.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,396.02 : 330,389.78 = 178,861.58 : x
  2. Step 2: Convert to fraction form
    239,396.02/330,389.78 = 178,861.58/x
  3. Step 3: Cross multiply
    239,396.02x = 330,389.78 × 178,861.58
  4. Step 4: Simplify right side
    239,396.02x = 59,094,038,066.65
  5. Step 5: Solve for x
    x = 59,094,038,066.65/239,396.02
  6. Step 6: Final answer
    x = 246,846.37

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.