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Finding the Fourth Proportional to 179,992.65, 269,985.32 and 46,869.96

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Solution

The fourth proportional to 179,992.65, 269,985.32 and 46,869.96 is: 70,303.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,992.65 : 269,985.32 = 46,869.96 : x
  2. Step 2: Convert to fraction form
    179,992.65/269,985.32 = 46,869.96/x
  3. Step 3: Cross multiply
    179,992.65x = 269,985.32 × 46,869.96
  4. Step 4: Simplify right side
    179,992.65x = 12,654,199,799.06
  5. Step 5: Solve for x
    x = 12,654,199,799.06/179,992.65
  6. Step 6: Final answer
    x = 70,303.98

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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.