Home / 149,032.14-223,059.52-81,460.68

Finding the Fourth Proportional to 149,032.14, 223,059.52 and 81,460.68

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Solution

The fourth proportional to 149,032.14, 223,059.52 and 81,460.68 is: 121,923.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,032.14 : 223,059.52 = 81,460.68 : x
  2. Step 2: Convert to fraction form
    149,032.14/223,059.52 = 81,460.68/x
  3. Step 3: Cross multiply
    149,032.14x = 223,059.52 × 81,460.68
  4. Step 4: Simplify right side
    149,032.14x = 18,170,580,179.67
  5. Step 5: Solve for x
    x = 18,170,580,179.67/149,032.14
  6. Step 6: Final answer
    x = 121,923.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.