Home / 49,465.41-74,237.99-28,131.23

Finding the Fourth Proportional to 49,465.41, 74,237.99 and 28,131.23

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Solution

The fourth proportional to 49,465.41, 74,237.99 and 28,131.23 is: 42,219.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,465.41 : 74,237.99 = 28,131.23 : x
  2. Step 2: Convert to fraction form
    49,465.41/74,237.99 = 28,131.23/x
  3. Step 3: Cross multiply
    49,465.41x = 74,237.99 × 28,131.23
  4. Step 4: Simplify right side
    49,465.41x = 2,088,405,459.58
  5. Step 5: Solve for x
    x = 2,088,405,459.58/49,465.41
  6. Step 6: Final answer
    x = 42,219.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.