Home / 131,816.26-181,927.92-98,048.98

Finding the Fourth Proportional to 131,816.26, 181,927.92 and 98,048.98

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Solution

The fourth proportional to 131,816.26, 181,927.92 and 98,048.98 is: 135,323.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,816.26 : 181,927.92 = 98,048.98 : x
  2. Step 2: Convert to fraction form
    131,816.26/181,927.92 = 98,048.98/x
  3. Step 3: Cross multiply
    131,816.26x = 181,927.92 × 98,048.98
  4. Step 4: Simplify right side
    131,816.26x = 17,837,846,989.52
  5. Step 5: Solve for x
    x = 17,837,846,989.52/131,816.26
  6. Step 6: Final answer
    x = 135,323.57

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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.