Home / 92,807.26-128,074.10-50,365.80

Finding the Fourth Proportional to 92,807.26, 128,074.10 and 50,365.80

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Solution

The fourth proportional to 92,807.26, 128,074.10 and 50,365.80 is: 69,504.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,807.26 : 128,074.10 = 50,365.80 : x
  2. Step 2: Convert to fraction form
    92,807.26/128,074.10 = 50,365.80/x
  3. Step 3: Cross multiply
    92,807.26x = 128,074.10 × 50,365.80
  4. Step 4: Simplify right side
    92,807.26x = 6,450,554,505.78
  5. Step 5: Solve for x
    x = 6,450,554,505.78/92,807.26
  6. Step 6: Final answer
    x = 69,504.85

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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.