Home / 69,177.80-95,465.55-40,492.25

Finding the Fourth Proportional to 69,177.80, 95,465.55 and 40,492.25

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Solution

The fourth proportional to 69,177.80, 95,465.55 and 40,492.25 is: 55,879.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,177.80 : 95,465.55 = 40,492.25 : x
  2. Step 2: Convert to fraction form
    69,177.80/95,465.55 = 40,492.25/x
  3. Step 3: Cross multiply
    69,177.80x = 95,465.55 × 40,492.25
  4. Step 4: Simplify right side
    69,177.80x = 3,865,614,916.99
  5. Step 5: Solve for x
    x = 3,865,614,916.99/69,177.80
  6. Step 6: Final answer
    x = 55,879.41

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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.