Home / 57,117.73-78,822.46-31,967.23

Finding the Fourth Proportional to 57,117.73, 78,822.46 and 31,967.23

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Solution

The fourth proportional to 57,117.73, 78,822.46 and 31,967.23 is: 44,114.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,117.73 : 78,822.46 = 31,967.23 : x
  2. Step 2: Convert to fraction form
    57,117.73/78,822.46 = 31,967.23/x
  3. Step 3: Cross multiply
    57,117.73x = 78,822.46 × 31,967.23
  4. Step 4: Simplify right side
    57,117.73x = 2,519,735,707.99
  5. Step 5: Solve for x
    x = 2,519,735,707.99/57,117.73
  6. Step 6: Final answer
    x = 44,114.77

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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.