Home / 150,317.18-225,510.33-45,138.14

Finding the Fourth Proportional to 150,317.18, 225,510.33 and 45,138.14

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Solution

The fourth proportional to 150,317.18, 225,510.33 and 45,138.14 is: 67,717.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,317.18 : 225,510.33 = 45,138.14 : x
  2. Step 2: Convert to fraction form
    150,317.18/225,510.33 = 45,138.14/x
  3. Step 3: Cross multiply
    150,317.18x = 225,510.33 × 45,138.14
  4. Step 4: Simplify right side
    150,317.18x = 10,179,116,846.99
  5. Step 5: Solve for x
    x = 10,179,116,846.99/150,317.18
  6. Step 6: Final answer
    x = 67,717.59

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1.5x scale

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.