Home / 148,160.96-204,460.68-80,176.48

Finding the Fourth Proportional to 148,160.96, 204,460.68 and 80,176.48

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Solution

The fourth proportional to 148,160.96, 204,460.68 and 80,176.48 is: 110,642.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,160.96 : 204,460.68 = 80,176.48 : x
  2. Step 2: Convert to fraction form
    148,160.96/204,460.68 = 80,176.48/x
  3. Step 3: Cross multiply
    148,160.96x = 204,460.68 × 80,176.48
  4. Step 4: Simplify right side
    148,160.96x = 16,392,937,620.81
  5. Step 5: Solve for x
    x = 16,392,937,620.81/148,160.96
  6. Step 6: Final answer
    x = 110,642.76

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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.