Home / 51,334.96-70,839.12-29,821.36

Finding the Fourth Proportional to 51,334.96, 70,839.12 and 29,821.36

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Solution

The fourth proportional to 51,334.96, 70,839.12 and 29,821.36 is: 41,151.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,334.96 : 70,839.12 = 29,821.36 : x
  2. Step 2: Convert to fraction form
    51,334.96/70,839.12 = 29,821.36/x
  3. Step 3: Cross multiply
    51,334.96x = 70,839.12 × 29,821.36
  4. Step 4: Simplify right side
    51,334.96x = 2,112,518,899.60
  5. Step 5: Solve for x
    x = 2,112,518,899.60/51,334.96
  6. Step 6: Final answer
    x = 41,151.66

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.