Home / 76,279.01-114,413.38-26,359.79

Finding the Fourth Proportional to 76,279.01, 114,413.38 and 26,359.79

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Solution

The fourth proportional to 76,279.01, 114,413.38 and 26,359.79 is: 39,537.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,279.01 : 114,413.38 = 26,359.79 : x
  2. Step 2: Convert to fraction form
    76,279.01/114,413.38 = 26,359.79/x
  3. Step 3: Cross multiply
    76,279.01x = 114,413.38 × 26,359.79
  4. Step 4: Simplify right side
    76,279.01x = 3,015,911,966.12
  5. Step 5: Solve for x
    x = 3,015,911,966.12/76,279.01
  6. Step 6: Final answer
    x = 39,537.90

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1.5x scale

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.