Home / 315,982.38-473,877.18-166,141.38

Finding the Fourth Proportional to 315,982.38, 473,877.18 and 166,141.38

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Solution

The fourth proportional to 315,982.38, 473,877.18 and 166,141.38 is: 249,161.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    315,982.38 : 473,877.18 = 166,141.38 : x
  2. Step 2: Convert to fraction form
    315,982.38/473,877.18 = 166,141.38/x
  3. Step 3: Cross multiply
    315,982.38x = 473,877.18 × 166,141.38
  4. Step 4: Simplify right side
    315,982.38x = 78,730,608,635.71
  5. Step 5: Solve for x
    x = 78,730,608,635.71/315,982.38
  6. Step 6: Final answer
    x = 249,161.39

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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.