Home / 49,285.28-74,260.44-40,712.16

Finding the Fourth Proportional to 49,285.28, 74,260.44 and 40,712.16

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Solution

The fourth proportional to 49,285.28, 74,260.44 and 40,712.16 is: 61,342.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,285.28 : 74,260.44 = 40,712.16 : x
  2. Step 2: Convert to fraction form
    49,285.28/74,260.44 = 40,712.16/x
  3. Step 3: Cross multiply
    49,285.28x = 74,260.44 × 40,712.16
  4. Step 4: Simplify right side
    49,285.28x = 3,023,302,914.95
  5. Step 5: Solve for x
    x = 3,023,302,914.95/49,285.28
  6. Step 6: Final answer
    x = 61,342.92

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.