Home / 76,201.51-105,159.77-43,495.26

Finding the Fourth Proportional to 76,201.51, 105,159.77 and 43,495.26

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Solution

The fourth proportional to 76,201.51, 105,159.77 and 43,495.26 is: 60,024.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,201.51 : 105,159.77 = 43,495.26 : x
  2. Step 2: Convert to fraction form
    76,201.51/105,159.77 = 43,495.26/x
  3. Step 3: Cross multiply
    76,201.51x = 105,159.77 × 43,495.26
  4. Step 4: Simplify right side
    76,201.51x = 4,573,951,646.43
  5. Step 5: Solve for x
    x = 4,573,951,646.43/76,201.51
  6. Step 6: Final answer
    x = 60,024.42

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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.