Home / 104,317.17-143,956.42-56,569.94

Finding the Fourth Proportional to 104,317.17, 143,956.42 and 56,569.94

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Solution

The fourth proportional to 104,317.17, 143,956.42 and 56,569.94 is: 78,065.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,317.17 : 143,956.42 = 56,569.94 : x
  2. Step 2: Convert to fraction form
    104,317.17/143,956.42 = 56,569.94/x
  3. Step 3: Cross multiply
    104,317.17x = 143,956.42 × 56,569.94
  4. Step 4: Simplify right side
    104,317.17x = 8,143,606,042.01
  5. Step 5: Solve for x
    x = 8,143,606,042.01/104,317.17
  6. Step 6: Final answer
    x = 78,065.83

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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.