Home / 93,716.37-129,328.93-51,274.90

Finding the Fourth Proportional to 93,716.37, 129,328.93 and 51,274.90

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Solution

The fourth proportional to 93,716.37, 129,328.93 and 51,274.90 is: 70,759.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,716.37 : 129,328.93 = 51,274.90 : x
  2. Step 2: Convert to fraction form
    93,716.37/129,328.93 = 51,274.90/x
  3. Step 3: Cross multiply
    93,716.37x = 129,328.93 × 51,274.90
  4. Step 4: Simplify right side
    93,716.37x = 6,631,327,670.66
  5. Step 5: Solve for x
    x = 6,631,327,670.66/93,716.37
  6. Step 6: Final answer
    x = 70,759.55

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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.