Home / 132,424.73-182,749.73-71,999.44

Finding the Fourth Proportional to 132,424.73, 182,749.73 and 71,999.44

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Solution

The fourth proportional to 132,424.73, 182,749.73 and 71,999.44 is: 99,361.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,424.73 : 182,749.73 = 71,999.44 : x
  2. Step 2: Convert to fraction form
    132,424.73/182,749.73 = 71,999.44/x
  3. Step 3: Cross multiply
    132,424.73x = 182,749.73 × 71,999.44
  4. Step 4: Simplify right side
    132,424.73x = 13,157,878,220.15
  5. Step 5: Solve for x
    x = 13,157,878,220.15/132,424.73
  6. Step 6: Final answer
    x = 99,361.19

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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.