Home / 100,319.14-150,487.96-36,293.30

Finding the Fourth Proportional to 100,319.14, 150,487.96 and 36,293.30

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Solution

The fourth proportional to 100,319.14, 150,487.96 and 36,293.30 is: 54,443.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,319.14 : 150,487.96 = 36,293.30 : x
  2. Step 2: Convert to fraction form
    100,319.14/150,487.96 = 36,293.30/x
  3. Step 3: Cross multiply
    100,319.14x = 150,487.96 × 36,293.30
  4. Step 4: Simplify right side
    100,319.14x = 5,461,704,678.67
  5. Step 5: Solve for x
    x = 5,461,704,678.67/100,319.14
  6. Step 6: Final answer
    x = 54,443.30

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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.