Home / 56,794.15-78,376.46-31,301.43

Finding the Fourth Proportional to 56,794.15, 78,376.46 and 31,301.43

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Solution

The fourth proportional to 56,794.15, 78,376.46 and 31,301.43 is: 43,196.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,794.15 : 78,376.46 = 31,301.43 : x
  2. Step 2: Convert to fraction form
    56,794.15/78,376.46 = 31,301.43/x
  3. Step 3: Cross multiply
    56,794.15x = 78,376.46 × 31,301.43
  4. Step 4: Simplify right side
    56,794.15x = 2,453,294,727.95
  5. Step 5: Solve for x
    x = 2,453,294,727.95/56,794.15
  6. Step 6: Final answer
    x = 43,196.26

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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.