Home / 130,828.77-180,598.50-110,789.37

Finding the Fourth Proportional to 130,828.77, 180,598.50 and 110,789.37

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Solution

The fourth proportional to 130,828.77, 180,598.50 and 110,789.37 is: 152,935.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,828.77 : 180,598.50 = 110,789.37 : x
  2. Step 2: Convert to fraction form
    130,828.77/180,598.50 = 110,789.37/x
  3. Step 3: Cross multiply
    130,828.77x = 180,598.50 × 110,789.37
  4. Step 4: Simplify right side
    130,828.77x = 20,008,394,037.95
  5. Step 5: Solve for x
    x = 20,008,394,037.95/130,828.77
  6. Step 6: Final answer
    x = 152,935.73

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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.