Home / 222,005.04-306,162.47-145,496.27

Finding the Fourth Proportional to 222,005.04, 306,162.47 and 145,496.27

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Solution

The fourth proportional to 222,005.04, 306,162.47 and 145,496.27 is: 200,650.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,005.04 : 306,162.47 = 145,496.27 : x
  2. Step 2: Convert to fraction form
    222,005.04/306,162.47 = 145,496.27/x
  3. Step 3: Cross multiply
    222,005.04x = 306,162.47 × 145,496.27
  4. Step 4: Simplify right side
    222,005.04x = 44,545,496,231.92
  5. Step 5: Solve for x
    x = 44,545,496,231.92/222,005.04
  6. Step 6: Final answer
    x = 200,650.83

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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.