Home / 214,877.80-322,316.70-165,725.80

Finding the Fourth Proportional to 214,877.80, 322,316.70 and 165,725.80

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Solution

The fourth proportional to 214,877.80, 322,316.70 and 165,725.80 is: 248,588.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,877.80 : 322,316.70 = 165,725.80 : x
  2. Step 2: Convert to fraction form
    214,877.80/322,316.70 = 165,725.80/x
  3. Step 3: Cross multiply
    214,877.80x = 322,316.70 × 165,725.80
  4. Step 4: Simplify right side
    214,877.80x = 53,416,192,960.86
  5. Step 5: Solve for x
    x = 53,416,192,960.86/214,877.80
  6. Step 6: Final answer
    x = 248,588.70

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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.