Home / 46,038.70-68,947.27-31,202.60

Finding the Fourth Proportional to 46,038.70, 68,947.27 and 31,202.60

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Solution

The fourth proportional to 46,038.70, 68,947.27 and 31,202.60 is: 46,728.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,038.70 : 68,947.27 = 31,202.60 : x
  2. Step 2: Convert to fraction form
    46,038.70/68,947.27 = 31,202.60/x
  3. Step 3: Cross multiply
    46,038.70x = 68,947.27 × 31,202.60
  4. Step 4: Simplify right side
    46,038.70x = 2,151,334,086.90
  5. Step 5: Solve for x
    x = 2,151,334,086.90/46,038.70
  6. Step 6: Final answer
    x = 46,728.82

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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.