Home / 214,722.78-322,042.61-64,927.95

Finding the Fourth Proportional to 214,722.78, 322,042.61 and 64,927.95

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Solution

The fourth proportional to 214,722.78, 322,042.61 and 64,927.95 is: 97,379.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,722.78 : 322,042.61 = 64,927.95 : x
  2. Step 2: Convert to fraction form
    214,722.78/322,042.61 = 64,927.95/x
  3. Step 3: Cross multiply
    214,722.78x = 322,042.61 × 64,927.95
  4. Step 4: Simplify right side
    214,722.78x = 20,909,566,642.27
  5. Step 5: Solve for x
    x = 20,909,566,642.27/214,722.78
  6. Step 6: Final answer
    x = 97,379.36

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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.