Home / 161,234.02-222,564.96-107,499.40

Finding the Fourth Proportional to 161,234.02, 222,564.96 and 107,499.40

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Solution

The fourth proportional to 161,234.02, 222,564.96 and 107,499.40 is: 148,390.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,234.02 : 222,564.96 = 107,499.40 : x
  2. Step 2: Convert to fraction form
    161,234.02/222,564.96 = 107,499.40/x
  3. Step 3: Cross multiply
    161,234.02x = 222,564.96 × 107,499.40
  4. Step 4: Simplify right side
    161,234.02x = 23,925,599,661.02
  5. Step 5: Solve for x
    x = 23,925,599,661.02/161,234.02
  6. Step 6: Final answer
    x = 148,390.52

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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.