Home / 204,946.92-307,457.28-92,679.84

Finding the Fourth Proportional to 204,946.92, 307,457.28 and 92,679.84

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Solution

The fourth proportional to 204,946.92, 307,457.28 and 92,679.84 is: 139,036.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,946.92 : 307,457.28 = 92,679.84 : x
  2. Step 2: Convert to fraction form
    204,946.92/307,457.28 = 92,679.84/x
  3. Step 3: Cross multiply
    204,946.92x = 307,457.28 × 92,679.84
  4. Step 4: Simplify right side
    204,946.92x = 28,495,091,517.24
  5. Step 5: Solve for x
    x = 28,495,091,517.24/204,946.92
  6. Step 6: Final answer
    x = 139,036.45

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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.