Home / 160,999.02-222,101.46-113,278.68

Finding the Fourth Proportional to 160,999.02, 222,101.46 and 113,278.68

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Solution

The fourth proportional to 160,999.02, 222,101.46 and 113,278.68 is: 156,270.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,999.02 : 222,101.46 = 113,278.68 : x
  2. Step 2: Convert to fraction form
    160,999.02/222,101.46 = 113,278.68/x
  3. Step 3: Cross multiply
    160,999.02x = 222,101.46 × 113,278.68
  4. Step 4: Simplify right side
    160,999.02x = 25,159,360,214.87
  5. Step 5: Solve for x
    x = 25,159,360,214.87/160,999.02
  6. Step 6: Final answer
    x = 156,270.27

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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.