Home / 89,467.68-134,118.09-30,262.16

Finding the Fourth Proportional to 89,467.68, 134,118.09 and 30,262.16

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Solution

The fourth proportional to 89,467.68, 134,118.09 and 30,262.16 is: 45,365.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,467.68 : 134,118.09 = 30,262.16 : x
  2. Step 2: Convert to fraction form
    89,467.68/134,118.09 = 30,262.16/x
  3. Step 3: Cross multiply
    89,467.68x = 134,118.09 × 30,262.16
  4. Step 4: Simplify right side
    89,467.68x = 4,058,702,427.88
  5. Step 5: Solve for x
    x = 4,058,702,427.88/89,467.68
  6. Step 6: Final answer
    x = 45,365.01

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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.