Home / 132,166.32-182,389.60-71,736.96

Finding the Fourth Proportional to 132,166.32, 182,389.60 and 71,736.96

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Solution

The fourth proportional to 132,166.32, 182,389.60 and 71,736.96 is: 98,997.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,166.32 : 182,389.60 = 71,736.96 : x
  2. Step 2: Convert to fraction form
    132,166.32/182,389.60 = 71,736.96/x
  3. Step 3: Cross multiply
    132,166.32x = 182,389.60 × 71,736.96
  4. Step 4: Simplify right side
    132,166.32x = 13,084,075,439.62
  5. Step 5: Solve for x
    x = 13,084,075,439.62/132,166.32
  6. Step 6: Final answer
    x = 98,997.05

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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.