Home / 104,576.33-144,316.26-56,829.69

Finding the Fourth Proportional to 104,576.33, 144,316.26 and 56,829.69

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Solution

The fourth proportional to 104,576.33, 144,316.26 and 56,829.69 is: 78,425.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,576.33 : 144,316.26 = 56,829.69 : x
  2. Step 2: Convert to fraction form
    104,576.33/144,316.26 = 56,829.69/x
  3. Step 3: Cross multiply
    104,576.33x = 144,316.26 × 56,829.69
  4. Step 4: Simplify right side
    104,576.33x = 8,201,448,317.76
  5. Step 5: Solve for x
    x = 8,201,448,317.76/104,576.33
  6. Step 6: Final answer
    x = 78,425.47

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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.