Home / 51,707.72-77,627.21-43,965.74

Finding the Fourth Proportional to 51,707.72, 77,627.21 and 43,965.74

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Solution

The fourth proportional to 51,707.72, 77,627.21 and 43,965.74 is: 66,004.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,707.72 : 77,627.21 = 43,965.74 : x
  2. Step 2: Convert to fraction form
    51,707.72/77,627.21 = 43,965.74/x
  3. Step 3: Cross multiply
    51,707.72x = 77,627.21 × 43,965.74
  4. Step 4: Simplify right side
    51,707.72x = 3,412,937,731.79
  5. Step 5: Solve for x
    x = 3,412,937,731.79/51,707.72
  6. Step 6: Final answer
    x = 66,004.41

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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.