Home / 142,534.36-196,718.18-82,093.24

Finding the Fourth Proportional to 142,534.36, 196,718.18 and 82,093.24

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Solution

The fourth proportional to 142,534.36, 196,718.18 and 82,093.24 is: 113,300.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,534.36 : 196,718.18 = 82,093.24 : x
  2. Step 2: Convert to fraction form
    142,534.36/196,718.18 = 82,093.24/x
  3. Step 3: Cross multiply
    142,534.36x = 196,718.18 × 82,093.24
  4. Step 4: Simplify right side
    142,534.36x = 16,149,232,763.10
  5. Step 5: Solve for x
    x = 16,149,232,763.10/142,534.36
  6. Step 6: Final answer
    x = 113,300.63

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.