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Finding the Fourth Proportional to 150,325.44, 225,570.72 and 87,222.72

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Solution

The fourth proportional to 150,325.44, 225,570.72 and 87,222.72 is: 130,881.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,325.44 : 225,570.72 = 87,222.72 : x
  2. Step 2: Convert to fraction form
    150,325.44/225,570.72 = 87,222.72/x
  3. Step 3: Cross multiply
    150,325.44x = 225,570.72 × 87,222.72
  4. Step 4: Simplify right side
    150,325.44x = 19,674,891,750.76
  5. Step 5: Solve for x
    x = 19,674,891,750.76/150,325.44
  6. Step 6: Final answer
    x = 130,881.98

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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.