Home / 104,791.46-144,612.23-57,045.17

Finding the Fourth Proportional to 104,791.46, 144,612.23 and 57,045.17

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Solution

The fourth proportional to 104,791.46, 144,612.23 and 57,045.17 is: 78,722.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,791.46 : 144,612.23 = 57,045.17 : x
  2. Step 2: Convert to fraction form
    104,791.46/144,612.23 = 57,045.17/x
  3. Step 3: Cross multiply
    104,791.46x = 144,612.23 × 57,045.17
  4. Step 4: Simplify right side
    104,791.46x = 8,249,428,236.14
  5. Step 5: Solve for x
    x = 8,249,428,236.14/104,791.46
  6. Step 6: Final answer
    x = 78,722.34

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1.5x scale

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.