Home / 88,419.57-132,653.64-26,090.07

Finding the Fourth Proportional to 88,419.57, 132,653.64 and 26,090.07

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Solution

The fourth proportional to 88,419.57, 132,653.64 and 26,090.07 is: 39,142.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,419.57 : 132,653.64 = 26,090.07 : x
  2. Step 2: Convert to fraction form
    88,419.57/132,653.64 = 26,090.07/x
  3. Step 3: Cross multiply
    88,419.57x = 132,653.64 × 26,090.07
  4. Step 4: Simplify right side
    88,419.57x = 3,460,942,753.35
  5. Step 5: Solve for x
    x = 3,460,942,753.35/88,419.57
  6. Step 6: Final answer
    x = 39,142.27

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.