Home / 214,011.72-320,941.84-62,177.20

Finding the Fourth Proportional to 214,011.72, 320,941.84 and 62,177.20

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Solution

The fourth proportional to 214,011.72, 320,941.84 and 62,177.20 is: 93,243.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,011.72 : 320,941.84 = 62,177.20 : x
  2. Step 2: Convert to fraction form
    214,011.72/320,941.84 = 62,177.20/x
  3. Step 3: Cross multiply
    214,011.72x = 320,941.84 × 62,177.20
  4. Step 4: Simplify right side
    214,011.72x = 19,955,264,974.05
  5. Step 5: Solve for x
    x = 19,955,264,974.05/214,011.72
  6. Step 6: Final answer
    x = 93,243.80

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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.