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Finding the Fourth Proportional to 150,450.71, 225,675.72 and 38,130.62

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Solution

The fourth proportional to 150,450.71, 225,675.72 and 38,130.62 is: 57,195.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,450.71 : 225,675.72 = 38,130.62 : x
  2. Step 2: Convert to fraction form
    150,450.71/225,675.72 = 38,130.62/x
  3. Step 3: Cross multiply
    150,450.71x = 225,675.72 × 38,130.62
  4. Step 4: Simplify right side
    150,450.71x = 8,605,153,994.17
  5. Step 5: Solve for x
    x = 8,605,153,994.17/150,450.71
  6. Step 6: Final answer
    x = 57,195.84

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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.