Home / 133,416.15-184,169.07-90,454.49

Finding the Fourth Proportional to 133,416.15, 184,169.07 and 90,454.49

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Solution

The fourth proportional to 133,416.15, 184,169.07 and 90,454.49 is: 124,864.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,416.15 : 184,169.07 = 90,454.49 : x
  2. Step 2: Convert to fraction form
    133,416.15/184,169.07 = 90,454.49/x
  3. Step 3: Cross multiply
    133,416.15x = 184,169.07 × 90,454.49
  4. Step 4: Simplify right side
    133,416.15x = 16,658,918,379.78
  5. Step 5: Solve for x
    x = 16,658,918,379.78/133,416.15
  6. Step 6: Final answer
    x = 124,864.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.