Home / 230,715.69-346,071.39-72,944.16

Finding the Fourth Proportional to 230,715.69, 346,071.39 and 72,944.16

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Solution

The fourth proportional to 230,715.69, 346,071.39 and 72,944.16 is: 109,415.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,715.69 : 346,071.39 = 72,944.16 : x
  2. Step 2: Convert to fraction form
    230,715.69/346,071.39 = 72,944.16/x
  3. Step 3: Cross multiply
    230,715.69x = 346,071.39 × 72,944.16
  4. Step 4: Simplify right side
    230,715.69x = 25,243,886,843.58
  5. Step 5: Solve for x
    x = 25,243,886,843.58/230,715.69
  6. Step 6: Final answer
    x = 109,415.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.