Home / 346,098.20-519,147.30-178,136.60

Finding the Fourth Proportional to 346,098.20, 519,147.30 and 178,136.60

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Solution

The fourth proportional to 346,098.20, 519,147.30 and 178,136.60 is: 267,204.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,098.20 : 519,147.30 = 178,136.60 : x
  2. Step 2: Convert to fraction form
    346,098.20/519,147.30 = 178,136.60/x
  3. Step 3: Cross multiply
    346,098.20x = 519,147.30 × 178,136.60
  4. Step 4: Simplify right side
    346,098.20x = 92,479,134,921.18
  5. Step 5: Solve for x
    x = 92,479,134,921.18/346,098.20
  6. Step 6: Final answer
    x = 267,204.90

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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.