Home / 156,397.94-234,613.31-51,225.11

Finding the Fourth Proportional to 156,397.94, 234,613.31 and 51,225.11

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Solution

The fourth proportional to 156,397.94, 234,613.31 and 51,225.11 is: 76,843.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,397.94 : 234,613.31 = 51,225.11 : x
  2. Step 2: Convert to fraction form
    156,397.94/234,613.31 = 51,225.11/x
  3. Step 3: Cross multiply
    156,397.94x = 234,613.31 × 51,225.11
  4. Step 4: Simplify right side
    156,397.94x = 12,018,091,183.02
  5. Step 5: Solve for x
    x = 12,018,091,183.02/156,397.94
  6. Step 6: Final answer
    x = 76,843.03

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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.