Home / 76,782.10-105,962.91-44,961.25

Finding the Fourth Proportional to 76,782.10, 105,962.91 and 44,961.25

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Solution

The fourth proportional to 76,782.10, 105,962.91 and 44,961.25 is: 62,048.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,782.10 : 105,962.91 = 44,961.25 : x
  2. Step 2: Convert to fraction form
    76,782.10/105,962.91 = 44,961.25/x
  3. Step 3: Cross multiply
    76,782.10x = 105,962.91 × 44,961.25
  4. Step 4: Simplify right side
    76,782.10x = 4,764,224,887.24
  5. Step 5: Solve for x
    x = 4,764,224,887.24/76,782.10
  6. Step 6: Final answer
    x = 62,048.64

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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.