Home / 89,283.04-133,976.48-40,035.04

Finding the Fourth Proportional to 89,283.04, 133,976.48 and 40,035.04

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Solution

The fourth proportional to 89,283.04, 133,976.48 and 40,035.04 is: 60,075.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,283.04 : 133,976.48 = 40,035.04 : x
  2. Step 2: Convert to fraction form
    89,283.04/133,976.48 = 40,035.04/x
  3. Step 3: Cross multiply
    89,283.04x = 133,976.48 × 40,035.04
  4. Step 4: Simplify right side
    89,283.04x = 5,363,753,735.86
  5. Step 5: Solve for x
    x = 5,363,753,735.86/89,283.04
  6. Step 6: Final answer
    x = 60,075.84

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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.