Home / 75,758.94-104,545.41-41,766.63

Finding the Fourth Proportional to 75,758.94, 104,545.41 and 41,766.63

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Solution

The fourth proportional to 75,758.94, 104,545.41 and 41,766.63 is: 57,636.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,758.94 : 104,545.41 = 41,766.63 : x
  2. Step 2: Convert to fraction form
    75,758.94/104,545.41 = 41,766.63/x
  3. Step 3: Cross multiply
    75,758.94x = 104,545.41 × 41,766.63
  4. Step 4: Simplify right side
    75,758.94x = 4,366,509,457.67
  5. Step 5: Solve for x
    x = 4,366,509,457.67/75,758.94
  6. Step 6: Final answer
    x = 57,636.89

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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.