Home / 188,077.04-259,546.28-107,506.29

Finding the Fourth Proportional to 188,077.04, 259,546.28 and 107,506.29

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Solution

The fourth proportional to 188,077.04, 259,546.28 and 107,506.29 is: 148,358.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,077.04 : 259,546.28 = 107,506.29 : x
  2. Step 2: Convert to fraction form
    188,077.04/259,546.28 = 107,506.29/x
  3. Step 3: Cross multiply
    188,077.04x = 259,546.28 × 107,506.29
  4. Step 4: Simplify right side
    188,077.04x = 27,902,857,914.87
  5. Step 5: Solve for x
    x = 27,902,857,914.87/188,077.04
  6. Step 6: Final answer
    x = 148,358.67

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1.5x scale

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.