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Finding the Fourth Proportional to 251,311.74, 376,967.37 and 64,322.94

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Solution

The fourth proportional to 251,311.74, 376,967.37 and 64,322.94 is: 96,484.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,311.74 : 376,967.37 = 64,322.94 : x
  2. Step 2: Convert to fraction form
    251,311.74/376,967.37 = 64,322.94/x
  3. Step 3: Cross multiply
    251,311.74x = 376,967.37 × 64,322.94
  4. Step 4: Simplify right side
    251,311.74x = 24,247,649,522.47
  5. Step 5: Solve for x
    x = 24,247,649,522.47/251,311.74
  6. Step 6: Final answer
    x = 96,484.35

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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.