Home / 189,922.93-262,122.07-118,326.01

Finding the Fourth Proportional to 189,922.93, 262,122.07 and 118,326.01

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Solution

The fourth proportional to 189,922.93, 262,122.07 and 118,326.01 is: 163,307.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,922.93 : 262,122.07 = 118,326.01 : x
  2. Step 2: Convert to fraction form
    189,922.93/262,122.07 = 118,326.01/x
  3. Step 3: Cross multiply
    189,922.93x = 262,122.07 × 118,326.01
  4. Step 4: Simplify right side
    189,922.93x = 31,015,858,676.04
  5. Step 5: Solve for x
    x = 31,015,858,676.04/189,922.93
  6. Step 6: Final answer
    x = 163,307.60

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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.