Home / 142,177.44-213,244.29-47,409.27

Finding the Fourth Proportional to 142,177.44, 213,244.29 and 47,409.27

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Solution

The fourth proportional to 142,177.44, 213,244.29 and 47,409.27 is: 71,106.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,177.44 : 213,244.29 = 47,409.27 : x
  2. Step 2: Convert to fraction form
    142,177.44/213,244.29 = 47,409.27/x
  3. Step 3: Cross multiply
    142,177.44x = 213,244.29 × 47,409.27
  4. Step 4: Simplify right side
    142,177.44x = 10,109,756,120.57
  5. Step 5: Solve for x
    x = 10,109,756,120.57/142,177.44
  6. Step 6: Final answer
    x = 71,106.61

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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.