Home / 104,584.68-144,327.78-56,838.06

Finding the Fourth Proportional to 104,584.68, 144,327.78 and 56,838.06

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Solution

The fourth proportional to 104,584.68, 144,327.78 and 56,838.06 is: 78,437.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,584.68 : 144,327.78 = 56,838.06 : x
  2. Step 2: Convert to fraction form
    104,584.68/144,327.78 = 56,838.06/x
  3. Step 3: Cross multiply
    104,584.68x = 144,327.78 × 56,838.06
  4. Step 4: Simplify right side
    104,584.68x = 8,203,311,019.31
  5. Step 5: Solve for x
    x = 8,203,311,019.31/104,584.68
  6. Step 6: Final answer
    x = 78,437.02

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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.