Home / 215,828.81-323,772.77-73,635.93

Finding the Fourth Proportional to 215,828.81, 323,772.77 and 73,635.93

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Solution

The fourth proportional to 215,828.81, 323,772.77 and 73,635.93 is: 110,463.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,828.81 : 323,772.77 = 73,635.93 : x
  2. Step 2: Convert to fraction form
    215,828.81/323,772.77 = 73,635.93/x
  3. Step 3: Cross multiply
    215,828.81x = 323,772.77 × 73,635.93
  4. Step 4: Simplify right side
    215,828.81x = 23,841,308,659.45
  5. Step 5: Solve for x
    x = 23,841,308,659.45/215,828.81
  6. Step 6: Final answer
    x = 110,463.98

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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.