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Finding the Fourth Proportional to 228,574.98, 341,472.44 and 147,956.22

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Solution

The fourth proportional to 228,574.98, 341,472.44 and 147,956.22 is: 221,034.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,574.98 : 341,472.44 = 147,956.22 : x
  2. Step 2: Convert to fraction form
    228,574.98/341,472.44 = 147,956.22/x
  3. Step 3: Cross multiply
    228,574.98x = 341,472.44 × 147,956.22
  4. Step 4: Simplify right side
    228,574.98x = 50,522,971,826.47
  5. Step 5: Solve for x
    x = 50,522,971,826.47/228,574.98
  6. Step 6: Final answer
    x = 221,034.57

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.