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Finding the Fourth Proportional to 104,157.65, 156,244.57 and 34,044.05

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Solution

The fourth proportional to 104,157.65, 156,244.57 and 34,044.05 is: 51,068.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,157.65 : 156,244.57 = 34,044.05 : x
  2. Step 2: Convert to fraction form
    104,157.65/156,244.57 = 34,044.05/x
  3. Step 3: Cross multiply
    104,157.65x = 156,244.57 × 34,044.05
  4. Step 4: Simplify right side
    104,157.65x = 5,319,197,953.31
  5. Step 5: Solve for x
    x = 5,319,197,953.31/104,157.65
  6. Step 6: Final answer
    x = 51,068.72

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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.