Home / 150,427.40-225,645.22-43,807.10

Finding the Fourth Proportional to 150,427.40, 225,645.22 and 43,807.10

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Solution

The fourth proportional to 150,427.40, 225,645.22 and 43,807.10 is: 65,711.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,427.40 : 225,645.22 = 43,807.10 : x
  2. Step 2: Convert to fraction form
    150,427.40/225,645.22 = 43,807.10/x
  3. Step 3: Cross multiply
    150,427.40x = 225,645.22 × 43,807.10
  4. Step 4: Simplify right side
    150,427.40x = 9,884,862,717.06
  5. Step 5: Solve for x
    x = 9,884,862,717.06/150,427.40
  6. Step 6: Final answer
    x = 65,711.85

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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.