Home / 102,849.58-141,918.24-57,525.22

Finding the Fourth Proportional to 102,849.58, 141,918.24 and 57,525.22

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Solution

The fourth proportional to 102,849.58, 141,918.24 and 57,525.22 is: 79,376.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,849.58 : 141,918.24 = 57,525.22 : x
  2. Step 2: Convert to fraction form
    102,849.58/141,918.24 = 57,525.22/x
  3. Step 3: Cross multiply
    102,849.58x = 141,918.24 × 57,525.22
  4. Step 4: Simplify right side
    102,849.58x = 8,163,877,978.01
  5. Step 5: Solve for x
    x = 8,163,877,978.01/102,849.58
  6. Step 6: Final answer
    x = 79,376.87

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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.