Home / 197,041.75-271,917.93-112,158.82

Finding the Fourth Proportional to 197,041.75, 271,917.93 and 112,158.82

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Solution

The fourth proportional to 197,041.75, 271,917.93 and 112,158.82 is: 154,779.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,041.75 : 271,917.93 = 112,158.82 : x
  2. Step 2: Convert to fraction form
    197,041.75/271,917.93 = 112,158.82/x
  3. Step 3: Cross multiply
    197,041.75x = 271,917.93 × 112,158.82
  4. Step 4: Simplify right side
    197,041.75x = 30,497,994,165.64
  5. Step 5: Solve for x
    x = 30,497,994,165.64/197,041.75
  6. Step 6: Final answer
    x = 154,779.35

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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.