Home / 76,201.42-105,060.49-52,286.58

Finding the Fourth Proportional to 76,201.42, 105,060.49 and 52,286.58

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Solution

The fourth proportional to 76,201.42, 105,060.49 and 52,286.58 is: 72,088.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,201.42 : 105,060.49 = 52,286.58 : x
  2. Step 2: Convert to fraction form
    76,201.42/105,060.49 = 52,286.58/x
  3. Step 3: Cross multiply
    76,201.42x = 105,060.49 × 52,286.58
  4. Step 4: Simplify right side
    76,201.42x = 5,493,253,715.22
  5. Step 5: Solve for x
    x = 5,493,253,715.22/76,201.42
  6. Step 6: Final answer
    x = 72,088.60

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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.