Home / 56,794.33-78,376.17-31,300.70

Finding the Fourth Proportional to 56,794.33, 78,376.17 and 31,300.70

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Solution

The fourth proportional to 56,794.33, 78,376.17 and 31,300.70 is: 43,194.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,794.33 : 78,376.17 = 31,300.70 : x
  2. Step 2: Convert to fraction form
    56,794.33/78,376.17 = 31,300.70/x
  3. Step 3: Cross multiply
    56,794.33x = 78,376.17 × 31,300.70
  4. Step 4: Simplify right side
    56,794.33x = 2,453,228,709.82
  5. Step 5: Solve for x
    x = 2,453,228,709.82/56,794.33
  6. Step 6: Final answer
    x = 43,194.96

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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.