Home / 89,329.80-133,946.10-36,744.60

Finding the Fourth Proportional to 89,329.80, 133,946.10 and 36,744.60

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Solution

The fourth proportional to 89,329.80, 133,946.10 and 36,744.60 is: 55,096.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,329.80 : 133,946.10 = 36,744.60 : x
  2. Step 2: Convert to fraction form
    89,329.80/133,946.10 = 36,744.60/x
  3. Step 3: Cross multiply
    89,329.80x = 133,946.10 × 36,744.60
  4. Step 4: Simplify right side
    89,329.80x = 4,921,795,866.06
  5. Step 5: Solve for x
    x = 4,921,795,866.06/89,329.80
  6. Step 6: Final answer
    x = 55,096.91

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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.