Home / 100,438.02-150,657.03-44,266.14

Finding the Fourth Proportional to 100,438.02, 150,657.03 and 44,266.14

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Solution

The fourth proportional to 100,438.02, 150,657.03 and 44,266.14 is: 66,399.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,438.02 : 150,657.03 = 44,266.14 : x
  2. Step 2: Convert to fraction form
    100,438.02/150,657.03 = 44,266.14/x
  3. Step 3: Cross multiply
    100,438.02x = 150,657.03 × 44,266.14
  4. Step 4: Simplify right side
    100,438.02x = 6,669,005,181.96
  5. Step 5: Solve for x
    x = 6,669,005,181.96/100,438.02
  6. Step 6: Final answer
    x = 66,399.21

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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.