Home / 147,879.36-204,168.87-131,936.13

Finding the Fourth Proportional to 147,879.36, 204,168.87 and 131,936.13

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Solution

The fourth proportional to 147,879.36, 204,168.87 and 131,936.13 is: 182,156.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,879.36 : 204,168.87 = 131,936.13 : x
  2. Step 2: Convert to fraction form
    147,879.36/204,168.87 = 131,936.13/x
  3. Step 3: Cross multiply
    147,879.36x = 204,168.87 × 131,936.13
  4. Step 4: Simplify right side
    147,879.36x = 26,937,250,574.27
  5. Step 5: Solve for x
    x = 26,937,250,574.27/147,879.36
  6. Step 6: Final answer
    x = 182,156.93

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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.