Home / 221,046.81-331,292.76-94,538.25

Finding the Fourth Proportional to 221,046.81, 331,292.76 and 94,538.25

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Solution

The fourth proportional to 221,046.81, 331,292.76 and 94,538.25 is: 141,688.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,046.81 : 331,292.76 = 94,538.25 : x
  2. Step 2: Convert to fraction form
    221,046.81/331,292.76 = 94,538.25/x
  3. Step 3: Cross multiply
    221,046.81x = 331,292.76 × 94,538.25
  4. Step 4: Simplify right side
    221,046.81x = 31,319,837,768.07
  5. Step 5: Solve for x
    x = 31,319,837,768.07/221,046.81
  6. Step 6: Final answer
    x = 141,688.71

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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.