Home / 51,561.60-77,297.76-30,741.36

Finding the Fourth Proportional to 51,561.60, 77,297.76 and 30,741.36

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Solution

The fourth proportional to 51,561.60, 77,297.76 and 30,741.36 is: 46,085.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,561.60 : 77,297.76 = 30,741.36 : x
  2. Step 2: Convert to fraction form
    51,561.60/77,297.76 = 30,741.36/x
  3. Step 3: Cross multiply
    51,561.60x = 77,297.76 × 30,741.36
  4. Step 4: Simplify right side
    51,561.60x = 2,376,238,267.35
  5. Step 5: Solve for x
    x = 2,376,238,267.35/51,561.60
  6. Step 6: Final answer
    x = 46,085.43

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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.