Home / 106,039.30-159,050.67-46,876.90

Finding the Fourth Proportional to 106,039.30, 159,050.67 and 46,876.90

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Solution

The fourth proportional to 106,039.30, 159,050.67 and 46,876.90 is: 70,311.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,039.30 : 159,050.67 = 46,876.90 : x
  2. Step 2: Convert to fraction form
    106,039.30/159,050.67 = 46,876.90/x
  3. Step 3: Cross multiply
    106,039.30x = 159,050.67 × 46,876.90
  4. Step 4: Simplify right side
    106,039.30x = 7,455,802,352.52
  5. Step 5: Solve for x
    x = 7,455,802,352.52/106,039.30
  6. Step 6: Final answer
    x = 70,311.69

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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.