Home / 76,196.14-105,151.42-45,975.63

Finding the Fourth Proportional to 76,196.14, 105,151.42 and 45,975.63

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Solution

The fourth proportional to 76,196.14, 105,151.42 and 45,975.63 is: 63,446.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,196.14 : 105,151.42 = 45,975.63 : x
  2. Step 2: Convert to fraction form
    76,196.14/105,151.42 = 45,975.63/x
  3. Step 3: Cross multiply
    76,196.14x = 105,151.42 × 45,975.63
  4. Step 4: Simplify right side
    76,196.14x = 4,834,403,231.68
  5. Step 5: Solve for x
    x = 4,834,403,231.68/76,196.14
  6. Step 6: Final answer
    x = 63,446.83

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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.