Home / 172,210,234.96-237,651,979.08-93,893,149.36

Finding the Fourth Proportional to 172,210,234.96, 237,651,979.08 and 93,893,149.36

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Solution

The fourth proportional to 172,210,234.96, 237,651,979.08 and 93,893,149.36 is: 129,573,557.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,210,234.96 : 237,651,979.08 = 93,893,149.36 : x
  2. Step 2: Convert to fraction form
    172,210,234.96/237,651,979.08 = 93,893,149.36/x
  3. Step 3: Cross multiply
    172,210,234.96x = 237,651,979.08 × 93,893,149.36
  4. Step 4: Simplify right side
    172,210,234.96x = 22,313,892,767,458,036
  5. Step 5: Solve for x
    x = 22,313,892,767,458,036/172,210,234.96
  6. Step 6: Final answer
    x = 129,573,557.42

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.