Home / 104,276.85-156,413.66-25,390.41

Finding the Fourth Proportional to 104,276.85, 156,413.66 and 25,390.41

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Solution

The fourth proportional to 104,276.85, 156,413.66 and 25,390.41 is: 38,085.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,276.85 : 156,413.66 = 25,390.41 : x
  2. Step 2: Convert to fraction form
    104,276.85/156,413.66 = 25,390.41/x
  3. Step 3: Cross multiply
    104,276.85x = 156,413.66 × 25,390.41
  4. Step 4: Simplify right side
    104,276.85x = 3,971,406,830.05
  5. Step 5: Solve for x
    x = 3,971,406,830.05/104,276.85
  6. Step 6: Final answer
    x = 38,085.22

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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.