Home / 104,584.73-144,328.04-56,838.08

Finding the Fourth Proportional to 104,584.73, 144,328.04 and 56,838.08

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Solution

The fourth proportional to 104,584.73, 144,328.04 and 56,838.08 is: 78,437.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,584.73 : 144,328.04 = 56,838.08 : x
  2. Step 2: Convert to fraction form
    104,584.73/144,328.04 = 56,838.08/x
  3. Step 3: Cross multiply
    104,584.73x = 144,328.04 × 56,838.08
  4. Step 4: Simplify right side
    104,584.73x = 8,203,327,891.08
  5. Step 5: Solve for x
    x = 8,203,327,891.08/104,584.73
  6. Step 6: Final answer
    x = 78,437.15

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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.