Home / 74,453.94-102,746.77-40,922.10

Finding the Fourth Proportional to 74,453.94, 102,746.77 and 40,922.10

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Solution

The fourth proportional to 74,453.94, 102,746.77 and 40,922.10 is: 56,472.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,453.94 : 102,746.77 = 40,922.10 : x
  2. Step 2: Convert to fraction form
    74,453.94/102,746.77 = 40,922.10/x
  3. Step 3: Cross multiply
    74,453.94x = 102,746.77 × 40,922.10
  4. Step 4: Simplify right side
    74,453.94x = 4,204,613,596.62
  5. Step 5: Solve for x
    x = 4,204,613,596.62/74,453.94
  6. Step 6: Final answer
    x = 56,472.68

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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.