Home / 89,068.20-133,602.30-26,730.60

Finding the Fourth Proportional to 89,068.20, 133,602.30 and 26,730.60

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Solution

The fourth proportional to 89,068.20, 133,602.30 and 26,730.60 is: 40,095.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,068.20 : 133,602.30 = 26,730.60 : x
  2. Step 2: Convert to fraction form
    89,068.20/133,602.30 = 26,730.60/x
  3. Step 3: Cross multiply
    89,068.20x = 133,602.30 × 26,730.60
  4. Step 4: Simplify right side
    89,068.20x = 3,571,269,640.38
  5. Step 5: Solve for x
    x = 3,571,269,640.38/89,068.20
  6. Step 6: Final answer
    x = 40,095.90

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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.