Home / 198,122.61-273,203.65-169,536.87

Finding the Fourth Proportional to 198,122.61, 273,203.65 and 169,536.87

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Solution

The fourth proportional to 198,122.61, 273,203.65 and 169,536.87 is: 233,784.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,122.61 : 273,203.65 = 169,536.87 : x
  2. Step 2: Convert to fraction form
    198,122.61/273,203.65 = 169,536.87/x
  3. Step 3: Cross multiply
    198,122.61x = 273,203.65 × 169,536.87
  4. Step 4: Simplify right side
    198,122.61x = 46,318,091,905.50
  5. Step 5: Solve for x
    x = 46,318,091,905.50/198,122.61
  6. Step 6: Final answer
    x = 233,784.98

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.