Home / 132,116.37-198,224.73-57,289.06

Finding the Fourth Proportional to 132,116.37, 198,224.73 and 57,289.06

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Solution

The fourth proportional to 132,116.37, 198,224.73 and 57,289.06 is: 85,955.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,116.37 : 198,224.73 = 57,289.06 : x
  2. Step 2: Convert to fraction form
    132,116.37/198,224.73 = 57,289.06/x
  3. Step 3: Cross multiply
    132,116.37x = 198,224.73 × 57,289.06
  4. Step 4: Simplify right side
    132,116.37x = 11,356,108,764.71
  5. Step 5: Solve for x
    x = 11,356,108,764.71/132,116.37
  6. Step 6: Final answer
    x = 85,955.35

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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.