Home / 92,917.82-128,225.88-50,476.65

Finding the Fourth Proportional to 92,917.82, 128,225.88 and 50,476.65

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Solution

The fourth proportional to 92,917.82, 128,225.88 and 50,476.65 is: 69,657.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,917.82 : 128,225.88 = 50,476.65 : x
  2. Step 2: Convert to fraction form
    92,917.82/128,225.88 = 50,476.65/x
  3. Step 3: Cross multiply
    92,917.82x = 128,225.88 × 50,476.65
  4. Step 4: Simplify right side
    92,917.82x = 6,472,412,865.70
  5. Step 5: Solve for x
    x = 6,472,412,865.70/92,917.82
  6. Step 6: Final answer
    x = 69,657.39

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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.