Home / 49,904.13-74,816.46-28,820.19

Finding the Fourth Proportional to 49,904.13, 74,816.46 and 28,820.19

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Solution

The fourth proportional to 49,904.13, 74,816.46 and 28,820.19 is: 43,207.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,904.13 : 74,816.46 = 28,820.19 : x
  2. Step 2: Convert to fraction form
    49,904.13/74,816.46 = 28,820.19/x
  3. Step 3: Cross multiply
    49,904.13x = 74,816.46 × 28,820.19
  4. Step 4: Simplify right side
    49,904.13x = 2,156,224,592.33
  5. Step 5: Solve for x
    x = 2,156,224,592.33/49,904.13
  6. Step 6: Final answer
    x = 43,207.34

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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.