Home / 165,856.08-248,890.80-165,243.84

Finding the Fourth Proportional to 165,856.08, 248,890.80 and 165,243.84

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Solution

The fourth proportional to 165,856.08, 248,890.80 and 165,243.84 is: 247,972.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,856.08 : 248,890.80 = 165,243.84 : x
  2. Step 2: Convert to fraction form
    165,856.08/248,890.80 = 165,243.84/x
  3. Step 3: Cross multiply
    165,856.08x = 248,890.80 × 165,243.84
  4. Step 4: Simplify right side
    165,856.08x = 41,127,671,532.67
  5. Step 5: Solve for x
    x = 41,127,671,532.67/165,856.08
  6. Step 6: Final answer
    x = 247,972.05

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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.