Home / 215,963.34-324,038.57-116,006.91

Finding the Fourth Proportional to 215,963.34, 324,038.57 and 116,006.91

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Solution

The fourth proportional to 215,963.34, 324,038.57 and 116,006.91 is: 174,060.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,963.34 : 324,038.57 = 116,006.91 : x
  2. Step 2: Convert to fraction form
    215,963.34/324,038.57 = 116,006.91/x
  3. Step 3: Cross multiply
    215,963.34x = 324,038.57 × 116,006.91
  4. Step 4: Simplify right side
    215,963.34x = 37,590,713,226.52
  5. Step 5: Solve for x
    x = 37,590,713,226.52/215,963.34
  6. Step 6: Final answer
    x = 174,060.62

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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.