Home / 142,440.06-213,672.30-37,258.86

Finding the Fourth Proportional to 142,440.06, 213,672.30 and 37,258.86

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Solution

The fourth proportional to 142,440.06, 213,672.30 and 37,258.86 is: 55,891.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,440.06 : 213,672.30 = 37,258.86 : x
  2. Step 2: Convert to fraction form
    142,440.06/213,672.30 = 37,258.86/x
  3. Step 3: Cross multiply
    142,440.06x = 213,672.30 × 37,258.86
  4. Step 4: Simplify right side
    142,440.06x = 7,961,186,311.58
  5. Step 5: Solve for x
    x = 7,961,186,311.58/142,440.06
  6. Step 6: Final answer
    x = 55,891.48

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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.