Home / 106,446.86-159,623.93-30,528.63

Finding the Fourth Proportional to 106,446.86, 159,623.93 and 30,528.63

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Solution

The fourth proportional to 106,446.86, 159,623.93 and 30,528.63 is: 45,779.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,446.86 : 159,623.93 = 30,528.63 : x
  2. Step 2: Convert to fraction form
    106,446.86/159,623.93 = 30,528.63/x
  3. Step 3: Cross multiply
    106,446.86x = 159,623.93 × 30,528.63
  4. Step 4: Simplify right side
    106,446.86x = 4,873,099,898.12
  5. Step 5: Solve for x
    x = 4,873,099,898.12/106,446.86
  6. Step 6: Final answer
    x = 45,779.65

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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.