Home / 184,113.88-253,723.26-131,029.72

Finding the Fourth Proportional to 184,113.88, 253,723.26 and 131,029.72

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Solution

The fourth proportional to 184,113.88, 253,723.26 and 131,029.72 is: 180,569.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,113.88 : 253,723.26 = 131,029.72 : x
  2. Step 2: Convert to fraction form
    184,113.88/253,723.26 = 131,029.72/x
  3. Step 3: Cross multiply
    184,113.88x = 253,723.26 × 131,029.72
  4. Step 4: Simplify right side
    184,113.88x = 33,245,287,715.29
  5. Step 5: Solve for x
    x = 33,245,287,715.29/184,113.88
  6. Step 6: Final answer
    x = 180,569.15

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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.