Home / 103,330.40-154,995.60-44,232.80

Finding the Fourth Proportional to 103,330.40, 154,995.60 and 44,232.80

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Solution

The fourth proportional to 103,330.40, 154,995.60 and 44,232.80 is: 66,349.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,330.40 : 154,995.60 = 44,232.80 : x
  2. Step 2: Convert to fraction form
    103,330.40/154,995.60 = 44,232.80/x
  3. Step 3: Cross multiply
    103,330.40x = 154,995.60 × 44,232.80
  4. Step 4: Simplify right side
    103,330.40x = 6,855,889,375.68
  5. Step 5: Solve for x
    x = 6,855,889,375.68/103,330.40
  6. Step 6: Final answer
    x = 66,349.20

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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.