Home / 94,064.94-129,812.75-51,625.78

Finding the Fourth Proportional to 94,064.94, 129,812.75 and 51,625.78

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Solution

The fourth proportional to 94,064.94, 129,812.75 and 51,625.78 is: 71,245.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,064.94 : 129,812.75 = 51,625.78 : x
  2. Step 2: Convert to fraction form
    94,064.94/129,812.75 = 51,625.78/x
  3. Step 3: Cross multiply
    94,064.94x = 129,812.75 × 51,625.78
  4. Step 4: Simplify right side
    94,064.94x = 6,701,684,472.70
  5. Step 5: Solve for x
    x = 6,701,684,472.70/94,064.94
  6. Step 6: Final answer
    x = 71,245.30

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1.5x scale

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.