Home / 310,308.48-465,545.76-168,120.27

Finding the Fourth Proportional to 310,308.48, 465,545.76 and 168,120.27

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Solution

The fourth proportional to 310,308.48, 465,545.76 and 168,120.27 is: 252,225.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    310,308.48 : 465,545.76 = 168,120.27 : x
  2. Step 2: Convert to fraction form
    310,308.48/465,545.76 = 168,120.27/x
  3. Step 3: Cross multiply
    310,308.48x = 465,545.76 × 168,120.27
  4. Step 4: Simplify right side
    310,308.48x = 78,267,678,868.56
  5. Step 5: Solve for x
    x = 78,267,678,868.56/310,308.48
  6. Step 6: Final answer
    x = 252,225.39

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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.