Home / 51,103.14-70,511.55-29,878.31

Finding the Fourth Proportional to 51,103.14, 70,511.55 and 29,878.31

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Solution

The fourth proportional to 51,103.14, 70,511.55 and 29,878.31 is: 41,225.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,103.14 : 70,511.55 = 29,878.31 : x
  2. Step 2: Convert to fraction form
    51,103.14/70,511.55 = 29,878.31/x
  3. Step 3: Cross multiply
    51,103.14x = 70,511.55 × 29,878.31
  4. Step 4: Simplify right side
    51,103.14x = 2,106,765,596.92
  5. Step 5: Solve for x
    x = 2,106,765,596.92/51,103.14
  6. Step 6: Final answer
    x = 41,225.76

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1.5x scale

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.