Home / 198,055.58-297,104.22-57,814.61

Finding the Fourth Proportional to 198,055.58, 297,104.22 and 57,814.61

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Solution

The fourth proportional to 198,055.58, 297,104.22 and 57,814.61 is: 86,728.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,055.58 : 297,104.22 = 57,814.61 : x
  2. Step 2: Convert to fraction form
    198,055.58/297,104.22 = 57,814.61/x
  3. Step 3: Cross multiply
    198,055.58x = 297,104.22 × 57,814.61
  4. Step 4: Simplify right side
    198,055.58x = 17,176,963,123.13
  5. Step 5: Solve for x
    x = 17,176,963,123.13/198,055.58
  6. Step 6: Final answer
    x = 86,728.00

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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.