Home / 210,576.28-315,817.91-60,784.02

Finding the Fourth Proportional to 210,576.28, 315,817.91 and 60,784.02

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Solution

The fourth proportional to 210,576.28, 315,817.91 and 60,784.02 is: 91,162.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,576.28 : 315,817.91 = 60,784.02 : x
  2. Step 2: Convert to fraction form
    210,576.28/315,817.91 = 60,784.02/x
  3. Step 3: Cross multiply
    210,576.28x = 315,817.91 × 60,784.02
  4. Step 4: Simplify right side
    210,576.28x = 19,196,682,252.77
  5. Step 5: Solve for x
    x = 19,196,682,252.77/210,576.28
  6. Step 6: Final answer
    x = 91,162.60

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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.