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Finding the Fourth Proportional to 222,465.72, 333,663.18 and 72,704.76

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Solution

The fourth proportional to 222,465.72, 333,663.18 and 72,704.76 is: 109,045.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,465.72 : 333,663.18 = 72,704.76 : x
  2. Step 2: Convert to fraction form
    222,465.72/333,663.18 = 72,704.76/x
  3. Step 3: Cross multiply
    222,465.72x = 333,663.18 × 72,704.76
  4. Step 4: Simplify right side
    222,465.72x = 24,258,901,422.74
  5. Step 5: Solve for x
    x = 24,258,901,422.74/222,465.72
  6. Step 6: Final answer
    x = 109,045.57

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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.