Home / 115,872.10-173,480.10-104,062.30

Finding the Fourth Proportional to 115,872.10, 173,480.10 and 104,062.30

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Solution

The fourth proportional to 115,872.10, 173,480.10 and 104,062.30 is: 155,798.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,872.10 : 173,480.10 = 104,062.30 : x
  2. Step 2: Convert to fraction form
    115,872.10/173,480.10 = 104,062.30/x
  3. Step 3: Cross multiply
    115,872.10x = 173,480.10 × 104,062.30
  4. Step 4: Simplify right side
    115,872.10x = 18,052,738,210.23
  5. Step 5: Solve for x
    x = 18,052,738,210.23/115,872.10
  6. Step 6: Final answer
    x = 155,798.84

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.