Home / 188,213.36-259,683.74-107,624.24

Finding the Fourth Proportional to 188,213.36, 259,683.74 and 107,624.24

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Solution

The fourth proportional to 188,213.36, 259,683.74 and 107,624.24 is: 148,492.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,213.36 : 259,683.74 = 107,624.24 : x
  2. Step 2: Convert to fraction form
    188,213.36/259,683.74 = 107,624.24/x
  3. Step 3: Cross multiply
    188,213.36x = 259,683.74 × 107,624.24
  4. Step 4: Simplify right side
    188,213.36x = 27,948,265,157.86
  5. Step 5: Solve for x
    x = 27,948,265,157.86/188,213.36
  6. Step 6: Final answer
    x = 148,492.46

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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.