Home / 181,627.09-272,450.87-55,271.45

Finding the Fourth Proportional to 181,627.09, 272,450.87 and 55,271.45

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Solution

The fourth proportional to 181,627.09, 272,450.87 and 55,271.45 is: 82,910.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,627.09 : 272,450.87 = 55,271.45 : x
  2. Step 2: Convert to fraction form
    181,627.09/272,450.87 = 55,271.45/x
  3. Step 3: Cross multiply
    181,627.09x = 272,450.87 × 55,271.45
  4. Step 4: Simplify right side
    181,627.09x = 15,058,754,029.07
  5. Step 5: Solve for x
    x = 15,058,754,029.07/181,627.09
  6. Step 6: Final answer
    x = 82,910.28

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1.5x scale

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.