Home / 109,580.58-164,272.18-39,410.55

Finding the Fourth Proportional to 109,580.58, 164,272.18 and 39,410.55

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Solution

The fourth proportional to 109,580.58, 164,272.18 and 39,410.55 is: 59,080.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,580.58 : 164,272.18 = 39,410.55 : x
  2. Step 2: Convert to fraction form
    109,580.58/164,272.18 = 39,410.55/x
  3. Step 3: Cross multiply
    109,580.58x = 164,272.18 × 39,410.55
  4. Step 4: Simplify right side
    109,580.58x = 6,474,056,552.82
  5. Step 5: Solve for x
    x = 6,474,056,552.82/109,580.58
  6. Step 6: Final answer
    x = 59,080.33

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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.