Home / 73,304.72-109,815.56-43,746.20

Finding the Fourth Proportional to 73,304.72, 109,815.56 and 43,746.20

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Solution

The fourth proportional to 73,304.72, 109,815.56 and 43,746.20 is: 65,534.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,304.72 : 109,815.56 = 43,746.20 : x
  2. Step 2: Convert to fraction form
    73,304.72/109,815.56 = 43,746.20/x
  3. Step 3: Cross multiply
    73,304.72x = 109,815.56 × 43,746.20
  4. Step 4: Simplify right side
    73,304.72x = 4,804,013,450.87
  5. Step 5: Solve for x
    x = 4,804,013,450.87/73,304.72
  6. Step 6: Final answer
    x = 65,534.84

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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.