Home / 146,515.37-202,222.62-89,173.16

Finding the Fourth Proportional to 146,515.37, 202,222.62 and 89,173.16

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Solution

The fourth proportional to 146,515.37, 202,222.62 and 89,173.16 is: 123,078.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,515.37 : 202,222.62 = 89,173.16 : x
  2. Step 2: Convert to fraction form
    146,515.37/202,222.62 = 89,173.16/x
  3. Step 3: Cross multiply
    146,515.37x = 202,222.62 × 89,173.16
  4. Step 4: Simplify right side
    146,515.37x = 18,032,830,048.88
  5. Step 5: Solve for x
    x = 18,032,830,048.88/146,515.37
  6. Step 6: Final answer
    x = 123,078.08

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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.