Home / 142,664.27-214,038.07-63,760.05

Finding the Fourth Proportional to 142,664.27, 214,038.07 and 63,760.05

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Solution

The fourth proportional to 142,664.27, 214,038.07 and 63,760.05 is: 95,658.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,664.27 : 214,038.07 = 63,760.05 : x
  2. Step 2: Convert to fraction form
    142,664.27/214,038.07 = 63,760.05/x
  3. Step 3: Cross multiply
    142,664.27x = 214,038.07 × 63,760.05
  4. Step 4: Simplify right side
    142,664.27x = 13,647,076,974.91
  5. Step 5: Solve for x
    x = 13,647,076,974.91/142,664.27
  6. Step 6: Final answer
    x = 95,658.69

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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.