Home / 52,945.54-73,085.66-31,720.70

Finding the Fourth Proportional to 52,945.54, 73,085.66 and 31,720.70

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Solution

The fourth proportional to 52,945.54, 73,085.66 and 31,720.70 is: 43,787.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,945.54 : 73,085.66 = 31,720.70 : x
  2. Step 2: Convert to fraction form
    52,945.54/73,085.66 = 31,720.70/x
  3. Step 3: Cross multiply
    52,945.54x = 73,085.66 × 31,720.70
  4. Step 4: Simplify right side
    52,945.54x = 2,318,328,438.23
  5. Step 5: Solve for x
    x = 2,318,328,438.23/52,945.54
  6. Step 6: Final answer
    x = 43,787.04

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1.5x scale

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.