Home / 104,555.64-144,286.94-56,808.97

Finding the Fourth Proportional to 104,555.64, 144,286.94 and 56,808.97

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Solution

The fourth proportional to 104,555.64, 144,286.94 and 56,808.97 is: 78,396.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,555.64 : 144,286.94 = 56,808.97 : x
  2. Step 2: Convert to fraction form
    104,555.64/144,286.94 = 56,808.97/x
  3. Step 3: Cross multiply
    104,555.64x = 144,286.94 × 56,808.97
  4. Step 4: Simplify right side
    104,555.64x = 8,196,792,445.85
  5. Step 5: Solve for x
    x = 8,196,792,445.85/104,555.64
  6. Step 6: Final answer
    x = 78,396.46

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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.