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Finding the Fourth Proportional to 51,505.98, 77,160.92 and 29,334.66

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Solution

The fourth proportional to 51,505.98, 77,160.92 and 29,334.66 is: 43,946.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,505.98 : 77,160.92 = 29,334.66 : x
  2. Step 2: Convert to fraction form
    51,505.98/77,160.92 = 29,334.66/x
  3. Step 3: Cross multiply
    51,505.98x = 77,160.92 × 29,334.66
  4. Step 4: Simplify right side
    51,505.98x = 2,263,489,206.81
  5. Step 5: Solve for x
    x = 2,263,489,206.81/51,505.98
  6. Step 6: Final answer
    x = 43,946.14

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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.