Home / 148,109.40-222,188.34-46,914.36

Finding the Fourth Proportional to 148,109.40, 222,188.34 and 46,914.36

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Solution

The fourth proportional to 148,109.40, 222,188.34 and 46,914.36 is: 70,379.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,109.40 : 222,188.34 = 46,914.36 : x
  2. Step 2: Convert to fraction form
    148,109.40/222,188.34 = 46,914.36/x
  3. Step 3: Cross multiply
    148,109.40x = 222,188.34 × 46,914.36
  4. Step 4: Simplify right side
    148,109.40x = 10,423,823,770.56
  5. Step 5: Solve for x
    x = 10,423,823,770.56/148,109.40
  6. Step 6: Final answer
    x = 70,379.22

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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.