Home / 94,912.07-142,478.06-55,497.47

Finding the Fourth Proportional to 94,912.07, 142,478.06 and 55,497.47

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Solution

The fourth proportional to 94,912.07, 142,478.06 and 55,497.47 is: 83,310.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,912.07 : 142,478.06 = 55,497.47 : x
  2. Step 2: Convert to fraction form
    94,912.07/142,478.06 = 55,497.47/x
  3. Step 3: Cross multiply
    94,912.07x = 142,478.06 × 55,497.47
  4. Step 4: Simplify right side
    94,912.07x = 7,907,170,870.63
  5. Step 5: Solve for x
    x = 7,907,170,870.63/94,912.07
  6. Step 6: Final answer
    x = 83,310.49

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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.