Home / 89,039.04-133,558.02-36,448.44

Finding the Fourth Proportional to 89,039.04, 133,558.02 and 36,448.44

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Solution

The fourth proportional to 89,039.04, 133,558.02 and 36,448.44 is: 54,672.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,039.04 : 133,558.02 = 36,448.44 : x
  2. Step 2: Convert to fraction form
    89,039.04/133,558.02 = 36,448.44/x
  3. Step 3: Cross multiply
    89,039.04x = 133,558.02 × 36,448.44
  4. Step 4: Simplify right side
    89,039.04x = 4,867,981,478.49
  5. Step 5: Solve for x
    x = 4,867,981,478.49/89,039.04
  6. Step 6: Final answer
    x = 54,672.44

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1.5x scale

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.