Home / 76,071.14-104,970.09-42,074.23

Finding the Fourth Proportional to 76,071.14, 104,970.09 and 42,074.23

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Solution

The fourth proportional to 76,071.14, 104,970.09 and 42,074.23 is: 58,057.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,071.14 : 104,970.09 = 42,074.23 : x
  2. Step 2: Convert to fraction form
    76,071.14/104,970.09 = 42,074.23/x
  3. Step 3: Cross multiply
    76,071.14x = 104,970.09 × 42,074.23
  4. Step 4: Simplify right side
    76,071.14x = 4,416,535,709.78
  5. Step 5: Solve for x
    x = 4,416,535,709.78/76,071.14
  6. Step 6: Final answer
    x = 58,057.97

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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.