Home / 75,800.82-113,701.50-23,210.09

Finding the Fourth Proportional to 75,800.82, 113,701.50 and 23,210.09

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Solution

The fourth proportional to 75,800.82, 113,701.50 and 23,210.09 is: 34,815.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,800.82 : 113,701.50 = 23,210.09 : x
  2. Step 2: Convert to fraction form
    75,800.82/113,701.50 = 23,210.09/x
  3. Step 3: Cross multiply
    75,800.82x = 113,701.50 × 23,210.09
  4. Step 4: Simplify right side
    75,800.82x = 2,639,021,479.63
  5. Step 5: Solve for x
    x = 2,639,021,479.63/75,800.82
  6. Step 6: Final answer
    x = 34,815.21

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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.