Home / 175,507.80-263,283.59-57,147.36

Finding the Fourth Proportional to 175,507.80, 263,283.59 and 57,147.36

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Solution

The fourth proportional to 175,507.80, 263,283.59 and 57,147.36 is: 85,728.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,507.80 : 263,283.59 = 57,147.36 : x
  2. Step 2: Convert to fraction form
    175,507.80/263,283.59 = 57,147.36/x
  3. Step 3: Cross multiply
    175,507.80x = 263,283.59 × 57,147.36
  4. Step 4: Simplify right side
    175,507.80x = 15,045,962,099.82
  5. Step 5: Solve for x
    x = 15,045,962,099.82/175,507.80
  6. Step 6: Final answer
    x = 85,728.17

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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.