Home / 49,403.28-74,104.56-41,990.16

Finding the Fourth Proportional to 49,403.28, 74,104.56 and 41,990.16

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Solution

The fourth proportional to 49,403.28, 74,104.56 and 41,990.16 is: 62,984.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,403.28 : 74,104.56 = 41,990.16 : x
  2. Step 2: Convert to fraction form
    49,403.28/74,104.56 = 41,990.16/x
  3. Step 3: Cross multiply
    49,403.28x = 74,104.56 × 41,990.16
  4. Step 4: Simplify right side
    49,403.28x = 3,111,662,331.13
  5. Step 5: Solve for x
    x = 3,111,662,331.13/49,403.28
  6. Step 6: Final answer
    x = 62,984.93

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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.