Home / 89,100.48-133,649.16-35,815.92

Finding the Fourth Proportional to 89,100.48, 133,649.16 and 35,815.92

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Solution

The fourth proportional to 89,100.48, 133,649.16 and 35,815.92 is: 53,723.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,100.48 : 133,649.16 = 35,815.92 : x
  2. Step 2: Convert to fraction form
    89,100.48/133,649.16 = 35,815.92/x
  3. Step 3: Cross multiply
    89,100.48x = 133,649.16 × 35,815.92
  4. Step 4: Simplify right side
    89,100.48x = 4,786,767,622.63
  5. Step 5: Solve for x
    x = 4,786,767,622.63/89,100.48
  6. Step 6: Final answer
    x = 53,723.25

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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.