Home / 181,491.77-272,237.57-55,131.53

Finding the Fourth Proportional to 181,491.77, 272,237.57 and 55,131.53

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Solution

The fourth proportional to 181,491.77, 272,237.57 and 55,131.53 is: 82,697.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,491.77 : 272,237.57 = 55,131.53 : x
  2. Step 2: Convert to fraction form
    181,491.77/272,237.57 = 55,131.53/x
  3. Step 3: Cross multiply
    181,491.77x = 272,237.57 × 55,131.53
  4. Step 4: Simplify right side
    181,491.77x = 15,008,872,396.39
  5. Step 5: Solve for x
    x = 15,008,872,396.39/181,491.77
  6. Step 6: Final answer
    x = 82,697.26

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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.