Home / 116,273.09-160,346.63-76,021.35

Finding the Fourth Proportional to 116,273.09, 160,346.63 and 76,021.35

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Solution

The fourth proportional to 116,273.09, 160,346.63 and 76,021.35 is: 104,837.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,273.09 : 160,346.63 = 76,021.35 : x
  2. Step 2: Convert to fraction form
    116,273.09/160,346.63 = 76,021.35/x
  3. Step 3: Cross multiply
    116,273.09x = 160,346.63 × 76,021.35
  4. Step 4: Simplify right side
    116,273.09x = 12,189,766,900.44
  5. Step 5: Solve for x
    x = 12,189,766,900.44/116,273.09
  6. Step 6: Final answer
    x = 104,837.39

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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.