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Finding the Fourth Proportional to 302,343.76, 453,516.22 and 112,801.32

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Solution

The fourth proportional to 302,343.76, 453,516.22 and 112,801.32 is: 169,202.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,343.76 : 453,516.22 = 112,801.32 : x
  2. Step 2: Convert to fraction form
    302,343.76/453,516.22 = 112,801.32/x
  3. Step 3: Cross multiply
    302,343.76x = 453,516.22 × 112,801.32
  4. Step 4: Simplify right side
    302,343.76x = 51,157,228,257.41
  5. Step 5: Solve for x
    x = 51,157,228,257.41/302,343.76
  6. Step 6: Final answer
    x = 169,202.20

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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.