Home / 142,733.42-196,993.08-82,292.23

Finding the Fourth Proportional to 142,733.42, 196,993.08 and 82,292.23

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Solution

The fourth proportional to 142,733.42, 196,993.08 and 82,292.23 is: 113,575.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,733.42 : 196,993.08 = 82,292.23 : x
  2. Step 2: Convert to fraction form
    142,733.42/196,993.08 = 82,292.23/x
  3. Step 3: Cross multiply
    142,733.42x = 196,993.08 × 82,292.23
  4. Step 4: Simplify right side
    142,733.42x = 16,210,999,663.88
  5. Step 5: Solve for x
    x = 16,210,999,663.88/142,733.42
  6. Step 6: Final answer
    x = 113,575.36

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1.5x scale

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.