Home / 133,508.32-184,228.88-79,782.64

Finding the Fourth Proportional to 133,508.32, 184,228.88 and 79,782.64

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Solution

The fourth proportional to 133,508.32, 184,228.88 and 79,782.64 is: 110,092.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,508.32 : 184,228.88 = 79,782.64 : x
  2. Step 2: Convert to fraction form
    133,508.32/184,228.88 = 79,782.64/x
  3. Step 3: Cross multiply
    133,508.32x = 184,228.88 × 79,782.64
  4. Step 4: Simplify right side
    133,508.32x = 14,698,266,410.64
  5. Step 5: Solve for x
    x = 14,698,266,410.64/133,508.32
  6. Step 6: Final answer
    x = 110,092.51

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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.