Home / 223,931.24-308,664.94-151,311.46

Finding the Fourth Proportional to 223,931.24, 308,664.94 and 151,311.46

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Solution

The fourth proportional to 223,931.24, 308,664.94 and 151,311.46 is: 208,566.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,931.24 : 308,664.94 = 151,311.46 : x
  2. Step 2: Convert to fraction form
    223,931.24/308,664.94 = 151,311.46/x
  3. Step 3: Cross multiply
    223,931.24x = 308,664.94 × 151,311.46
  4. Step 4: Simplify right side
    223,931.24x = 46,704,542,722.21
  5. Step 5: Solve for x
    x = 46,704,542,722.21/223,931.24
  6. Step 6: Final answer
    x = 208,566.45

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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.