Home / 301,027.48-451,368.42-90,603.16

Finding the Fourth Proportional to 301,027.48, 451,368.42 and 90,603.16

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Solution

The fourth proportional to 301,027.48, 451,368.42 and 90,603.16 is: 135,852.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,027.48 : 451,368.42 = 90,603.16 : x
  2. Step 2: Convert to fraction form
    301,027.48/451,368.42 = 90,603.16/x
  3. Step 3: Cross multiply
    301,027.48x = 451,368.42 × 90,603.16
  4. Step 4: Simplify right side
    301,027.48x = 40,895,405,176.21
  5. Step 5: Solve for x
    x = 40,895,405,176.21/301,027.48
  6. Step 6: Final answer
    x = 135,852.73

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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.