Home / 92,847.73-128,131.41-50,406.25

Finding the Fourth Proportional to 92,847.73, 128,131.41 and 50,406.25

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Solution

The fourth proportional to 92,847.73, 128,131.41 and 50,406.25 is: 69,561.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,847.73 : 128,131.41 = 50,406.25 : x
  2. Step 2: Convert to fraction form
    92,847.73/128,131.41 = 50,406.25/x
  3. Step 3: Cross multiply
    92,847.73x = 128,131.41 × 50,406.25
  4. Step 4: Simplify right side
    92,847.73x = 6,458,623,885.31
  5. Step 5: Solve for x
    x = 6,458,623,885.31/92,847.73
  6. Step 6: Final answer
    x = 69,561.46

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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.