Home / 104,576.06-144,315.81-56,829.39

Finding the Fourth Proportional to 104,576.06, 144,315.81 and 56,829.39

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Solution

The fourth proportional to 104,576.06, 144,315.81 and 56,829.39 is: 78,425.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,576.06 : 144,315.81 = 56,829.39 : x
  2. Step 2: Convert to fraction form
    104,576.06/144,315.81 = 56,829.39/x
  3. Step 3: Cross multiply
    104,576.06x = 144,315.81 × 56,829.39
  4. Step 4: Simplify right side
    104,576.06x = 8,201,379,449.66
  5. Step 5: Solve for x
    x = 8,201,379,449.66/104,576.06
  6. Step 6: Final answer
    x = 78,425.02

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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.