Home / 95,085.23-142,437.15-45,213.39

Finding the Fourth Proportional to 95,085.23, 142,437.15 and 45,213.39

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Solution

The fourth proportional to 95,085.23, 142,437.15 and 45,213.39 is: 67,729.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,085.23 : 142,437.15 = 45,213.39 : x
  2. Step 2: Convert to fraction form
    95,085.23/142,437.15 = 45,213.39/x
  3. Step 3: Cross multiply
    95,085.23x = 142,437.15 × 45,213.39
  4. Step 4: Simplify right side
    95,085.23x = 6,440,066,413.44
  5. Step 5: Solve for x
    x = 6,440,066,413.44/95,085.23
  6. Step 6: Final answer
    x = 67,729.41

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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.