Home / 83,977.58-125,929.11-44,525.45

Finding the Fourth Proportional to 83,977.58, 125,929.11 and 44,525.45

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Solution

The fourth proportional to 83,977.58, 125,929.11 and 44,525.45 is: 66,768.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,977.58 : 125,929.11 = 44,525.45 : x
  2. Step 2: Convert to fraction form
    83,977.58/125,929.11 = 44,525.45/x
  3. Step 3: Cross multiply
    83,977.58x = 125,929.11 × 44,525.45
  4. Step 4: Simplify right side
    83,977.58x = 5,607,050,772.64
  5. Step 5: Solve for x
    x = 5,607,050,772.64/83,977.58
  6. Step 6: Final answer
    x = 66,768.42

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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.