Home / 281,247.49-421,783.74-94,215.25

Finding the Fourth Proportional to 281,247.49, 421,783.74 and 94,215.25

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Solution

The fourth proportional to 281,247.49, 421,783.74 and 94,215.25 is: 141,293.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    281,247.49 : 421,783.74 = 94,215.25 : x
  2. Step 2: Convert to fraction form
    281,247.49/421,783.74 = 94,215.25/x
  3. Step 3: Cross multiply
    281,247.49x = 421,783.74 × 94,215.25
  4. Step 4: Simplify right side
    281,247.49x = 39,738,461,037.26
  5. Step 5: Solve for x
    x = 39,738,461,037.26/281,247.49
  6. Step 6: Final answer
    x = 141,293.57

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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.