Home / 51,852.34-71,405.64-45,043.25

Finding the Fourth Proportional to 51,852.34, 71,405.64 and 45,043.25

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Solution

The fourth proportional to 51,852.34, 71,405.64 and 45,043.25 is: 62,028.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,852.34 : 71,405.64 = 45,043.25 : x
  2. Step 2: Convert to fraction form
    51,852.34/71,405.64 = 45,043.25/x
  3. Step 3: Cross multiply
    51,852.34x = 71,405.64 × 45,043.25
  4. Step 4: Simplify right side
    51,852.34x = 3,216,341,736.90
  5. Step 5: Solve for x
    x = 3,216,341,736.90/51,852.34
  6. Step 6: Final answer
    x = 62,028.87

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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.