Home / 215,941.32-323,911.98-110,693.16

Finding the Fourth Proportional to 215,941.32, 323,911.98 and 110,693.16

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Solution

The fourth proportional to 215,941.32, 323,911.98 and 110,693.16 is: 166,039.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,941.32 : 323,911.98 = 110,693.16 : x
  2. Step 2: Convert to fraction form
    215,941.32/323,911.98 = 110,693.16/x
  3. Step 3: Cross multiply
    215,941.32x = 323,911.98 × 110,693.16
  4. Step 4: Simplify right side
    215,941.32x = 35,854,840,628.06
  5. Step 5: Solve for x
    x = 35,854,840,628.06/215,941.32
  6. Step 6: Final answer
    x = 166,039.74

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.