Home / 132,039.36-182,213.06-71,611.34

Finding the Fourth Proportional to 132,039.36, 182,213.06 and 71,611.34

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Solution

The fourth proportional to 132,039.36, 182,213.06 and 71,611.34 is: 98,822.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,039.36 : 182,213.06 = 71,611.34 : x
  2. Step 2: Convert to fraction form
    132,039.36/182,213.06 = 71,611.34/x
  3. Step 3: Cross multiply
    132,039.36x = 182,213.06 × 71,611.34
  4. Step 4: Simplify right side
    132,039.36x = 13,048,520,122.98
  5. Step 5: Solve for x
    x = 13,048,520,122.98/132,039.36
  6. Step 6: Final answer
    x = 98,822.96

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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.