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Finding the Fourth Proportional to 169,998.24, 255,005.68 and 64,797.60

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Solution

The fourth proportional to 169,998.24, 255,005.68 and 64,797.60 is: 97,199.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,998.24 : 255,005.68 = 64,797.60 : x
  2. Step 2: Convert to fraction form
    169,998.24/255,005.68 = 64,797.60/x
  3. Step 3: Cross multiply
    169,998.24x = 255,005.68 × 64,797.60
  4. Step 4: Simplify right side
    169,998.24x = 16,523,756,050.37
  5. Step 5: Solve for x
    x = 16,523,756,050.37/169,998.24
  6. Step 6: Final answer
    x = 97,199.57

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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.