Home / 150,328.64-225,475.04-39,529.28

Finding the Fourth Proportional to 150,328.64, 225,475.04 and 39,529.28

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Solution

The fourth proportional to 150,328.64, 225,475.04 and 39,529.28 is: 59,289.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,328.64 : 225,475.04 = 39,529.28 : x
  2. Step 2: Convert to fraction form
    150,328.64/225,475.04 = 39,529.28/x
  3. Step 3: Cross multiply
    150,328.64x = 225,475.04 × 39,529.28
  4. Step 4: Simplify right side
    150,328.64x = 8,912,865,989.17
  5. Step 5: Solve for x
    x = 8,912,865,989.17/150,328.64
  6. Step 6: Final answer
    x = 59,289.21

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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.