Home / 93,682.42-129,279-51,240.04

Finding the Fourth Proportional to 93,682.42, 129,279 and 51,240.04

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Solution

The fourth proportional to 93,682.42, 129,279 and 51,240.04 is: 70,709.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,682.42 : 129,279 = 51,240.04 : x
  2. Step 2: Convert to fraction form
    93,682.42/129,279 = 51,240.04/x
  3. Step 3: Cross multiply
    93,682.42x = 129,279 × 51,240.04
  4. Step 4: Simplify right side
    93,682.42x = 6,624,261,131.16
  5. Step 5: Solve for x
    x = 6,624,261,131.16/93,682.42
  6. Step 6: Final answer
    x = 70,709.76

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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.