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Finding the Fourth Proportional to 134,859.96, 201,264.48 and 119,913.56

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Solution

The fourth proportional to 134,859.96, 201,264.48 and 119,913.56 is: 178,958.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,859.96 : 201,264.48 = 119,913.56 : x
  2. Step 2: Convert to fraction form
    134,859.96/201,264.48 = 119,913.56/x
  3. Step 3: Cross multiply
    134,859.96x = 201,264.48 × 119,913.56
  4. Step 4: Simplify right side
    134,859.96x = 24,134,340,298.35
  5. Step 5: Solve for x
    x = 24,134,340,298.35/134,859.96
  6. Step 6: Final answer
    x = 178,958.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.