Home / 45,675.48-68,535.36-39,763.56

Finding the Fourth Proportional to 45,675.48, 68,535.36 and 39,763.56

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Solution

The fourth proportional to 45,675.48, 68,535.36 and 39,763.56 is: 59,664.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,675.48 : 68,535.36 = 39,763.56 : x
  2. Step 2: Convert to fraction form
    45,675.48/68,535.36 = 39,763.56/x
  3. Step 3: Cross multiply
    45,675.48x = 68,535.36 × 39,763.56
  4. Step 4: Simplify right side
    45,675.48x = 2,725,209,899.48
  5. Step 5: Solve for x
    x = 2,725,209,899.48/45,675.48
  6. Step 6: Final answer
    x = 59,664.61

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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.