Home / 230,715.14-346,070.66-72,943.65

Finding the Fourth Proportional to 230,715.14, 346,070.66 and 72,943.65

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Solution

The fourth proportional to 230,715.14, 346,070.66 and 72,943.65 is: 109,414.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,715.14 : 346,070.66 = 72,943.65 : x
  2. Step 2: Convert to fraction form
    230,715.14/346,070.66 = 72,943.65/x
  3. Step 3: Cross multiply
    230,715.14x = 346,070.66 × 72,943.65
  4. Step 4: Simplify right side
    230,715.14x = 25,243,656,733.59
  5. Step 5: Solve for x
    x = 25,243,656,733.59/230,715.14
  6. Step 6: Final answer
    x = 109,414.83

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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.