Home / 275,314.10-380,067.18-184,637.12

Finding the Fourth Proportional to 275,314.10, 380,067.18 and 184,637.12

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Solution

The fourth proportional to 275,314.10, 380,067.18 and 184,637.12 is: 254,888.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,314.10 : 380,067.18 = 184,637.12 : x
  2. Step 2: Convert to fraction form
    275,314.10/380,067.18 = 184,637.12/x
  3. Step 3: Cross multiply
    275,314.10x = 380,067.18 × 184,637.12
  4. Step 4: Simplify right side
    275,314.10x = 70,174,509,521.72
  5. Step 5: Solve for x
    x = 70,174,509,521.72/275,314.10
  6. Step 6: Final answer
    x = 254,888.91

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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.