Home / 350,511.05-525,766.30-84,271.48

Finding the Fourth Proportional to 350,511.05, 525,766.30 and 84,271.48

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Solution

The fourth proportional to 350,511.05, 525,766.30 and 84,271.48 is: 126,407.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,511.05 : 525,766.30 = 84,271.48 : x
  2. Step 2: Convert to fraction form
    350,511.05/525,766.30 = 84,271.48/x
  3. Step 3: Cross multiply
    350,511.05x = 525,766.30 × 84,271.48
  4. Step 4: Simplify right side
    350,511.05x = 44,307,102,710.03
  5. Step 5: Solve for x
    x = 44,307,102,710.03/350,511.05
  6. Step 6: Final answer
    x = 126,407.15

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.