Home / 56,863.44-78,430.92-49,296.24

Finding the Fourth Proportional to 56,863.44, 78,430.92 and 49,296.24

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Solution

The fourth proportional to 56,863.44, 78,430.92 and 49,296.24 is: 67,993.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,863.44 : 78,430.92 = 49,296.24 : x
  2. Step 2: Convert to fraction form
    56,863.44/78,430.92 = 49,296.24/x
  3. Step 3: Cross multiply
    56,863.44x = 78,430.92 × 49,296.24
  4. Step 4: Simplify right side
    56,863.44x = 3,866,349,455.74
  5. Step 5: Solve for x
    x = 3,866,349,455.74/56,863.44
  6. Step 6: Final answer
    x = 67,993.59

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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.