Home / 43,205.40-64,808.10-36,863.10

Finding the Fourth Proportional to 43,205.40, 64,808.10 and 36,863.10

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Solution

The fourth proportional to 43,205.40, 64,808.10 and 36,863.10 is: 55,294.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,205.40 : 64,808.10 = 36,863.10 : x
  2. Step 2: Convert to fraction form
    43,205.40/64,808.10 = 36,863.10/x
  3. Step 3: Cross multiply
    43,205.40x = 64,808.10 × 36,863.10
  4. Step 4: Simplify right side
    43,205.40x = 2,389,027,471.11
  5. Step 5: Solve for x
    x = 2,389,027,471.11/43,205.40
  6. Step 6: Final answer
    x = 55,294.65

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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.