Home / 51,656.28-71,307.36-43,739.52

Finding the Fourth Proportional to 51,656.28, 71,307.36 and 43,739.52

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Solution

The fourth proportional to 51,656.28, 71,307.36 and 43,739.52 is: 60,378.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,656.28 : 71,307.36 = 43,739.52 : x
  2. Step 2: Convert to fraction form
    51,656.28/71,307.36 = 43,739.52/x
  3. Step 3: Cross multiply
    51,656.28x = 71,307.36 × 43,739.52
  4. Step 4: Simplify right side
    51,656.28x = 3,118,949,698.87
  5. Step 5: Solve for x
    x = 3,118,949,698.87/51,656.28
  6. Step 6: Final answer
    x = 60,378.91

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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.