Home / 104,476.75-144,177.92-56,730.10

Finding the Fourth Proportional to 104,476.75, 144,177.92 and 56,730.10

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Solution

The fourth proportional to 104,476.75, 144,177.92 and 56,730.10 is: 78,287.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,476.75 : 144,177.92 = 56,730.10 : x
  2. Step 2: Convert to fraction form
    104,476.75/144,177.92 = 56,730.10/x
  3. Step 3: Cross multiply
    104,476.75x = 144,177.92 × 56,730.10
  4. Step 4: Simplify right side
    104,476.75x = 8,179,227,677.57
  5. Step 5: Solve for x
    x = 8,179,227,677.57/104,476.75
  6. Step 6: Final answer
    x = 78,287.54

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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.