Home / 197,395.14-272,158.43-164,736.57

Finding the Fourth Proportional to 197,395.14, 272,158.43 and 164,736.57

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Solution

The fourth proportional to 197,395.14, 272,158.43 and 164,736.57 is: 227,130.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,395.14 : 272,158.43 = 164,736.57 : x
  2. Step 2: Convert to fraction form
    197,395.14/272,158.43 = 164,736.57/x
  3. Step 3: Cross multiply
    197,395.14x = 272,158.43 × 164,736.57
  4. Step 4: Simplify right side
    197,395.14x = 44,834,445,431.10
  5. Step 5: Solve for x
    x = 44,834,445,431.10/197,395.14
  6. Step 6: Final answer
    x = 227,130.44

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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.