Home / 104,555.26-144,284.79-56,808.46

Finding the Fourth Proportional to 104,555.26, 144,284.79 and 56,808.46

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Solution

The fourth proportional to 104,555.26, 144,284.79 and 56,808.46 is: 78,394.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,555.26 : 144,284.79 = 56,808.46 : x
  2. Step 2: Convert to fraction form
    104,555.26/144,284.79 = 56,808.46/x
  3. Step 3: Cross multiply
    104,555.26x = 144,284.79 × 56,808.46
  4. Step 4: Simplify right side
    104,555.26x = 8,196,596,721.32
  5. Step 5: Solve for x
    x = 8,196,596,721.32/104,555.26
  6. Step 6: Final answer
    x = 78,394.88

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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.