Home / 160,906.86-222,094.55-100,441.10

Finding the Fourth Proportional to 160,906.86, 222,094.55 and 100,441.10

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Solution

The fourth proportional to 160,906.86, 222,094.55 and 100,441.10 is: 138,635.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,906.86 : 222,094.55 = 100,441.10 : x
  2. Step 2: Convert to fraction form
    160,906.86/222,094.55 = 100,441.10/x
  3. Step 3: Cross multiply
    160,906.86x = 222,094.55 × 100,441.10
  4. Step 4: Simplify right side
    160,906.86x = 22,307,421,712.34
  5. Step 5: Solve for x
    x = 22,307,421,712.34/160,906.86
  6. Step 6: Final answer
    x = 138,635.62

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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.