Home / 84,844.16-117,143.52-53,027.36

Finding the Fourth Proportional to 84,844.16, 117,143.52 and 53,027.36

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Solution

The fourth proportional to 84,844.16, 117,143.52 and 53,027.36 is: 73,214.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,844.16 : 117,143.52 = 53,027.36 : x
  2. Step 2: Convert to fraction form
    84,844.16/117,143.52 = 53,027.36/x
  3. Step 3: Cross multiply
    84,844.16x = 117,143.52 × 53,027.36
  4. Step 4: Simplify right side
    84,844.16x = 6,211,811,606.71
  5. Step 5: Solve for x
    x = 6,211,811,606.71/84,844.16
  6. Step 6: Final answer
    x = 73,214.37

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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.