Home / 203,848.28-305,541.72-103,797.13

Finding the Fourth Proportional to 203,848.28, 305,541.72 and 103,797.13

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Solution

The fourth proportional to 203,848.28, 305,541.72 and 103,797.13 is: 155,578.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,848.28 : 305,541.72 = 103,797.13 : x
  2. Step 2: Convert to fraction form
    203,848.28/305,541.72 = 103,797.13/x
  3. Step 3: Cross multiply
    203,848.28x = 305,541.72 × 103,797.13
  4. Step 4: Simplify right side
    203,848.28x = 31,714,353,631.26
  5. Step 5: Solve for x
    x = 31,714,353,631.26/203,848.28
  6. Step 6: Final answer
    x = 155,578.23

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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.