Home / 93,104.28-139,638.39-36,178.08

Finding the Fourth Proportional to 93,104.28, 139,638.39 and 36,178.08

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Solution

The fourth proportional to 93,104.28, 139,638.39 and 36,178.08 is: 54,260.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,104.28 : 139,638.39 = 36,178.08 : x
  2. Step 2: Convert to fraction form
    93,104.28/139,638.39 = 36,178.08/x
  3. Step 3: Cross multiply
    93,104.28x = 139,638.39 × 36,178.08
  4. Step 4: Simplify right side
    93,104.28x = 5,051,848,844.49
  5. Step 5: Solve for x
    x = 5,051,848,844.49/93,104.28
  6. Step 6: Final answer
    x = 54,260.11

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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.