Home / 65,776.23-98,678.93-30,696.75

Finding the Fourth Proportional to 65,776.23, 98,678.93 and 30,696.75

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Solution

The fourth proportional to 65,776.23, 98,678.93 and 30,696.75 is: 46,051.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,776.23 : 98,678.93 = 30,696.75 : x
  2. Step 2: Convert to fraction form
    65,776.23/98,678.93 = 30,696.75/x
  3. Step 3: Cross multiply
    65,776.23x = 98,678.93 × 30,696.75
  4. Step 4: Simplify right side
    65,776.23x = 3,029,122,290.99
  5. Step 5: Solve for x
    x = 3,029,122,290.99/65,776.23
  6. Step 6: Final answer
    x = 46,051.93

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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.