Home / 119,236.27-164,544.18-65,520.13

Finding the Fourth Proportional to 119,236.27, 164,544.18 and 65,520.13

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Solution

The fourth proportional to 119,236.27, 164,544.18 and 65,520.13 is: 90,416.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,236.27 : 164,544.18 = 65,520.13 : x
  2. Step 2: Convert to fraction form
    119,236.27/164,544.18 = 65,520.13/x
  3. Step 3: Cross multiply
    119,236.27x = 164,544.18 × 65,520.13
  4. Step 4: Simplify right side
    119,236.27x = 10,780,956,037.24
  5. Step 5: Solve for x
    x = 10,780,956,037.24/119,236.27
  6. Step 6: Final answer
    x = 90,416.75

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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.