Home / 88,890.56-132,551.70-88,090.48

Finding the Fourth Proportional to 88,890.56, 132,551.70 and 88,090.48

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Solution

The fourth proportional to 88,890.56, 132,551.70 and 88,090.48 is: 131,358.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,890.56 : 132,551.70 = 88,090.48 : x
  2. Step 2: Convert to fraction form
    88,890.56/132,551.70 = 88,090.48/x
  3. Step 3: Cross multiply
    88,890.56x = 132,551.70 × 88,090.48
  4. Step 4: Simplify right side
    88,890.56x = 11,676,542,877.82
  5. Step 5: Solve for x
    x = 11,676,542,877.82/88,890.56
  6. Step 6: Final answer
    x = 131,358.64

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.