Home / 104,948.88-144,828.18-57,202.08

Finding the Fourth Proportional to 104,948.88, 144,828.18 and 57,202.08

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Solution

The fourth proportional to 104,948.88, 144,828.18 and 57,202.08 is: 78,938.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,948.88 : 144,828.18 = 57,202.08 : x
  2. Step 2: Convert to fraction form
    104,948.88/144,828.18 = 57,202.08/x
  3. Step 3: Cross multiply
    104,948.88x = 144,828.18 × 57,202.08
  4. Step 4: Simplify right side
    104,948.88x = 8,284,473,138.61
  5. Step 5: Solve for x
    x = 8,284,473,138.61/104,948.88
  6. Step 6: Final answer
    x = 78,938.18

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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.