Home / 107,578.45-148,458.27-59,181.06

Finding the Fourth Proportional to 107,578.45, 148,458.27 and 59,181.06

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Solution

The fourth proportional to 107,578.45, 148,458.27 and 59,181.06 is: 81,669.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,578.45 : 148,458.27 = 59,181.06 : x
  2. Step 2: Convert to fraction form
    107,578.45/148,458.27 = 59,181.06/x
  3. Step 3: Cross multiply
    107,578.45x = 148,458.27 × 59,181.06
  4. Step 4: Simplify right side
    107,578.45x = 8,785,916,977.50
  5. Step 5: Solve for x
    x = 8,785,916,977.50/107,578.45
  6. Step 6: Final answer
    x = 81,669.86

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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.