Home / 106,430.00-159,326.23-102,644.83

Finding the Fourth Proportional to 106,430.00, 159,326.23 and 102,644.83

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Solution

The fourth proportional to 106,430.00, 159,326.23 and 102,644.83 is: 153,659.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,430.00 : 159,326.23 = 102,644.83 : x
  2. Step 2: Convert to fraction form
    106,430.00/159,326.23 = 102,644.83/x
  3. Step 3: Cross multiply
    106,430.00x = 159,326.23 × 102,644.83
  4. Step 4: Simplify right side
    106,430.00x = 16,354,014,343.68
  5. Step 5: Solve for x
    x = 16,354,014,343.68/106,430.00
  6. Step 6: Final answer
    x = 153,659.82

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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.