Home / 161,485.08-222,723.18-104,914.68

Finding the Fourth Proportional to 161,485.08, 222,723.18 and 104,914.68

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Solution

The fourth proportional to 161,485.08, 222,723.18 and 104,914.68 is: 144,700.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,485.08 : 222,723.18 = 104,914.68 : x
  2. Step 2: Convert to fraction form
    161,485.08/222,723.18 = 104,914.68/x
  3. Step 3: Cross multiply
    161,485.08x = 222,723.18 × 104,914.68
  4. Step 4: Simplify right side
    161,485.08x = 23,366,931,158.28
  5. Step 5: Solve for x
    x = 23,366,931,158.28/161,485.08
  6. Step 6: Final answer
    x = 144,700.25

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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.