Home / 73,051.20-109,576.80-60,585.30

Finding the Fourth Proportional to 73,051.20, 109,576.80 and 60,585.30

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Solution

The fourth proportional to 73,051.20, 109,576.80 and 60,585.30 is: 90,877.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,051.20 : 109,576.80 = 60,585.30 : x
  2. Step 2: Convert to fraction form
    73,051.20/109,576.80 = 60,585.30/x
  3. Step 3: Cross multiply
    73,051.20x = 109,576.80 × 60,585.30
  4. Step 4: Simplify right side
    73,051.20x = 6,638,743,301.04
  5. Step 5: Solve for x
    x = 6,638,743,301.04/73,051.20
  6. Step 6: Final answer
    x = 90,877.95

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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.