Home / 248,709.16-373,136.58-80,226.28

Finding the Fourth Proportional to 248,709.16, 373,136.58 and 80,226.28

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Solution

The fourth proportional to 248,709.16, 373,136.58 and 80,226.28 is: 120,362.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,709.16 : 373,136.58 = 80,226.28 : x
  2. Step 2: Convert to fraction form
    248,709.16/373,136.58 = 80,226.28/x
  3. Step 3: Cross multiply
    248,709.16x = 373,136.58 × 80,226.28
  4. Step 4: Simplify right side
    248,709.16x = 29,935,359,745.32
  5. Step 5: Solve for x
    x = 29,935,359,745.32/248,709.16
  6. Step 6: Final answer
    x = 120,362.92

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1.5x scale

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.