Home / 189,018.47-283,583.09-55,902.26

Finding the Fourth Proportional to 189,018.47, 283,583.09 and 55,902.26

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Solution

The fourth proportional to 189,018.47, 283,583.09 and 55,902.26 is: 83,869.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,018.47 : 283,583.09 = 55,902.26 : x
  2. Step 2: Convert to fraction form
    189,018.47/283,583.09 = 55,902.26/x
  3. Step 3: Cross multiply
    189,018.47x = 283,583.09 × 55,902.26
  4. Step 4: Simplify right side
    189,018.47x = 15,852,936,477.50
  5. Step 5: Solve for x
    x = 15,852,936,477.50/189,018.47
  6. Step 6: Final answer
    x = 83,869.77

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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.