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Finding the Fourth Proportional to 100,368.60, 150,558.60 and 44,235.08

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Solution

The fourth proportional to 100,368.60, 150,558.60 and 44,235.08 is: 66,355.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,368.60 : 150,558.60 = 44,235.08 : x
  2. Step 2: Convert to fraction form
    100,368.60/150,558.60 = 44,235.08/x
  3. Step 3: Cross multiply
    100,368.60x = 150,558.60 × 44,235.08
  4. Step 4: Simplify right side
    100,368.60x = 6,659,971,715.69
  5. Step 5: Solve for x
    x = 6,659,971,715.69/100,368.60
  6. Step 6: Final answer
    x = 66,355.13

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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.