Home / 146,173.07-201,726.93-103,166.33

Finding the Fourth Proportional to 146,173.07, 201,726.93 and 103,166.33

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Solution

The fourth proportional to 146,173.07, 201,726.93 and 103,166.33 is: 142,375.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,173.07 : 201,726.93 = 103,166.33 : x
  2. Step 2: Convert to fraction form
    146,173.07/201,726.93 = 103,166.33/x
  3. Step 3: Cross multiply
    146,173.07x = 201,726.93 × 103,166.33
  4. Step 4: Simplify right side
    146,173.07x = 20,811,426,021.63
  5. Step 5: Solve for x
    x = 20,811,426,021.63/146,173.07
  6. Step 6: Final answer
    x = 142,375.25

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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.