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Finding the Fourth Proportional to 250,650.42, 376,019.47 and 149,529.01

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Solution

The fourth proportional to 250,650.42, 376,019.47 and 149,529.01 is: 224,319.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,650.42 : 376,019.47 = 149,529.01 : x
  2. Step 2: Convert to fraction form
    250,650.42/376,019.47 = 149,529.01/x
  3. Step 3: Cross multiply
    250,650.42x = 376,019.47 × 149,529.01
  4. Step 4: Simplify right side
    250,650.42x = 56,225,818,336.69
  5. Step 5: Solve for x
    x = 56,225,818,336.69/250,650.42
  6. Step 6: Final answer
    x = 224,319.67

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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.