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Finding the Fourth Proportional to 223,467.33, 308,386.12 and 131,590.60

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Solution

The fourth proportional to 223,467.33, 308,386.12 and 131,590.60 is: 181,595.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,467.33 : 308,386.12 = 131,590.60 : x
  2. Step 2: Convert to fraction form
    223,467.33/308,386.12 = 131,590.60/x
  3. Step 3: Cross multiply
    223,467.33x = 308,386.12 × 131,590.60
  4. Step 4: Simplify right side
    223,467.33x = 40,580,713,956.00
  5. Step 5: Solve for x
    x = 40,580,713,956.00/223,467.33
  6. Step 6: Final answer
    x = 181,595.74

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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.