Home / 204,330.40-306,495.60-92,064.40

Finding the Fourth Proportional to 204,330.40, 306,495.60 and 92,064.40

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Solution

The fourth proportional to 204,330.40, 306,495.60 and 92,064.40 is: 138,096.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,330.40 : 306,495.60 = 92,064.40 : x
  2. Step 2: Convert to fraction form
    204,330.40/306,495.60 = 92,064.40/x
  3. Step 3: Cross multiply
    204,330.40x = 306,495.60 × 92,064.40
  4. Step 4: Simplify right side
    204,330.40x = 28,217,333,516.64
  5. Step 5: Solve for x
    x = 28,217,333,516.64/204,330.40
  6. Step 6: Final answer
    x = 138,096.60

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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.