Home / 283,564.69-391,316.23-162,725.02

Finding the Fourth Proportional to 283,564.69, 391,316.23 and 162,725.02

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Solution

The fourth proportional to 283,564.69, 391,316.23 and 162,725.02 is: 224,558.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,564.69 : 391,316.23 = 162,725.02 : x
  2. Step 2: Convert to fraction form
    283,564.69/391,316.23 = 162,725.02/x
  3. Step 3: Cross multiply
    283,564.69x = 391,316.23 × 162,725.02
  4. Step 4: Simplify right side
    283,564.69x = 63,676,941,353.07
  5. Step 5: Solve for x
    x = 63,676,941,353.07/283,564.69
  6. Step 6: Final answer
    x = 224,558.78

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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.