Home / 104,292.16-143,912.52-64,007.62

Finding the Fourth Proportional to 104,292.16, 143,912.52 and 64,007.62

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Solution

The fourth proportional to 104,292.16, 143,912.52 and 64,007.62 is: 88,323.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,292.16 : 143,912.52 = 64,007.62 : x
  2. Step 2: Convert to fraction form
    104,292.16/143,912.52 = 64,007.62/x
  3. Step 3: Cross multiply
    104,292.16x = 143,912.52 × 64,007.62
  4. Step 4: Simplify right side
    104,292.16x = 9,211,497,893.40
  5. Step 5: Solve for x
    x = 9,211,497,893.40/104,292.16
  6. Step 6: Final answer
    x = 88,323.97

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1.5x scale

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.