Home / 133,410.24-184,116.65-76,067.51

Finding the Fourth Proportional to 133,410.24, 184,116.65 and 76,067.51

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Solution

The fourth proportional to 133,410.24, 184,116.65 and 76,067.51 is: 104,979.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,410.24 : 184,116.65 = 76,067.51 : x
  2. Step 2: Convert to fraction form
    133,410.24/184,116.65 = 76,067.51/x
  3. Step 3: Cross multiply
    133,410.24x = 184,116.65 × 76,067.51
  4. Step 4: Simplify right side
    133,410.24x = 14,005,293,814.12
  5. Step 5: Solve for x
    x = 14,005,293,814.12/133,410.24
  6. Step 6: Final answer
    x = 104,979.15

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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.