Home / 104,435.11-144,195.35-64,202.81

Finding the Fourth Proportional to 104,435.11, 144,195.35 and 64,202.81

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Solution

The fourth proportional to 104,435.11, 144,195.35 and 64,202.81 is: 88,645.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,435.11 : 144,195.35 = 64,202.81 : x
  2. Step 2: Convert to fraction form
    104,435.11/144,195.35 = 64,202.81/x
  3. Step 3: Cross multiply
    104,435.11x = 144,195.35 × 64,202.81
  4. Step 4: Simplify right side
    104,435.11x = 9,257,746,658.93
  5. Step 5: Solve for x
    x = 9,257,746,658.93/104,435.11
  6. Step 6: Final answer
    x = 88,645.92

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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.