Home / 161,475.08-222,709.38-104,904.68

Finding the Fourth Proportional to 161,475.08, 222,709.38 and 104,904.68

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Solution

The fourth proportional to 161,475.08, 222,709.38 and 104,904.68 is: 144,686.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,475.08 : 222,709.38 = 104,904.68 : x
  2. Step 2: Convert to fraction form
    161,475.08/222,709.38 = 104,904.68/x
  3. Step 3: Cross multiply
    161,475.08x = 222,709.38 × 104,904.68
  4. Step 4: Simplify right side
    161,475.08x = 23,363,256,241.90
  5. Step 5: Solve for x
    x = 23,363,256,241.90/161,475.08
  6. Step 6: Final answer
    x = 144,686.45

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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.