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Finding the Fourth Proportional to 151,652.48, 227,479.64 and 67,392.84

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Solution

The fourth proportional to 151,652.48, 227,479.64 and 67,392.84 is: 101,089.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,652.48 : 227,479.64 = 67,392.84 : x
  2. Step 2: Convert to fraction form
    151,652.48/227,479.64 = 67,392.84/x
  3. Step 3: Cross multiply
    151,652.48x = 227,479.64 × 67,392.84
  4. Step 4: Simplify right side
    151,652.48x = 15,330,498,981.78
  5. Step 5: Solve for x
    x = 15,330,498,981.78/151,652.48
  6. Step 6: Final answer
    x = 101,089.67

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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.