Home / 53,095.75-73,114.18-51,917.20

Finding the Fourth Proportional to 53,095.75, 73,114.18 and 51,917.20

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Solution

The fourth proportional to 53,095.75, 73,114.18 and 51,917.20 is: 71,491.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,095.75 : 73,114.18 = 51,917.20 : x
  2. Step 2: Convert to fraction form
    53,095.75/73,114.18 = 51,917.20/x
  3. Step 3: Cross multiply
    53,095.75x = 73,114.18 × 51,917.20
  4. Step 4: Simplify right side
    53,095.75x = 3,795,883,193.32
  5. Step 5: Solve for x
    x = 3,795,883,193.32/53,095.75
  6. Step 6: Final answer
    x = 71,491.28

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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.