Home / 75,545.61-104,255.67-41,556.72

Finding the Fourth Proportional to 75,545.61, 104,255.67 and 41,556.72

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Solution

The fourth proportional to 75,545.61, 104,255.67 and 41,556.72 is: 57,349.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,545.61 : 104,255.67 = 41,556.72 : x
  2. Step 2: Convert to fraction form
    75,545.61/104,255.67 = 41,556.72/x
  3. Step 3: Cross multiply
    75,545.61x = 104,255.67 × 41,556.72
  4. Step 4: Simplify right side
    75,545.61x = 4,332,523,686.60
  5. Step 5: Solve for x
    x = 4,332,523,686.60/75,545.61
  6. Step 6: Final answer
    x = 57,349.77

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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.