Home / 89,047.40-133,398.30-49,533.80

Finding the Fourth Proportional to 89,047.40, 133,398.30 and 49,533.80

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Solution

The fourth proportional to 89,047.40, 133,398.30 and 49,533.80 is: 74,204.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,047.40 : 133,398.30 = 49,533.80 : x
  2. Step 2: Convert to fraction form
    89,047.40/133,398.30 = 49,533.80/x
  3. Step 3: Cross multiply
    89,047.40x = 133,398.30 × 49,533.80
  4. Step 4: Simplify right side
    89,047.40x = 6,607,724,712.54
  5. Step 5: Solve for x
    x = 6,607,724,712.54/89,047.40
  6. Step 6: Final answer
    x = 74,204.58

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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.