Home / 133,021.52-199,565.08-39,527.27

Finding the Fourth Proportional to 133,021.52, 199,565.08 and 39,527.27

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Solution

The fourth proportional to 133,021.52, 199,565.08 and 39,527.27 is: 59,300.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,021.52 : 199,565.08 = 39,527.27 : x
  2. Step 2: Convert to fraction form
    133,021.52/199,565.08 = 39,527.27/x
  3. Step 3: Cross multiply
    133,021.52x = 199,565.08 × 39,527.27
  4. Step 4: Simplify right side
    133,021.52x = 7,888,261,703.09
  5. Step 5: Solve for x
    x = 7,888,261,703.09/133,021.52
  6. Step 6: Final answer
    x = 59,300.65

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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.