Home / 146,021.67-219,032.51-57,316.95

Finding the Fourth Proportional to 146,021.67, 219,032.51 and 57,316.95

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Solution

The fourth proportional to 146,021.67, 219,032.51 and 57,316.95 is: 85,975.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,021.67 : 219,032.51 = 57,316.95 : x
  2. Step 2: Convert to fraction form
    146,021.67/219,032.51 = 57,316.95/x
  3. Step 3: Cross multiply
    146,021.67x = 219,032.51 × 57,316.95
  4. Step 4: Simplify right side
    146,021.67x = 12,554,275,137.46
  5. Step 5: Solve for x
    x = 12,554,275,137.46/146,021.67
  6. Step 6: Final answer
    x = 85,975.43

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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.