Home / 89,261.92-133,767.02-49,298.92

Finding the Fourth Proportional to 89,261.92, 133,767.02 and 49,298.92

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Solution

The fourth proportional to 89,261.92, 133,767.02 and 49,298.92 is: 73,878.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,261.92 : 133,767.02 = 49,298.92 : x
  2. Step 2: Convert to fraction form
    89,261.92/133,767.02 = 49,298.92/x
  3. Step 3: Cross multiply
    89,261.92x = 133,767.02 × 49,298.92
  4. Step 4: Simplify right side
    89,261.92x = 6,594,569,617.62
  5. Step 5: Solve for x
    x = 6,594,569,617.62/89,261.92
  6. Step 6: Final answer
    x = 73,878.87

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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.