Home / 94,724.39-142,012.10-47,315.03

Finding the Fourth Proportional to 94,724.39, 142,012.10 and 47,315.03

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Solution

The fourth proportional to 94,724.39, 142,012.10 and 47,315.03 is: 70,935.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,724.39 : 142,012.10 = 47,315.03 : x
  2. Step 2: Convert to fraction form
    94,724.39/142,012.10 = 47,315.03/x
  3. Step 3: Cross multiply
    94,724.39x = 142,012.10 × 47,315.03
  4. Step 4: Simplify right side
    94,724.39x = 6,719,306,180.09
  5. Step 5: Solve for x
    x = 6,719,306,180.09/94,724.39
  6. Step 6: Final answer
    x = 70,935.33

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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.