Home / 45,637.10-68,455.65-40,414.70

Finding the Fourth Proportional to 45,637.10, 68,455.65 and 40,414.70

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Solution

The fourth proportional to 45,637.10, 68,455.65 and 40,414.70 is: 60,622.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,637.10 : 68,455.65 = 40,414.70 : x
  2. Step 2: Convert to fraction form
    45,637.10/68,455.65 = 40,414.70/x
  3. Step 3: Cross multiply
    45,637.10x = 68,455.65 × 40,414.70
  4. Step 4: Simplify right side
    45,637.10x = 2,766,614,558.06
  5. Step 5: Solve for x
    x = 2,766,614,558.06/45,637.10
  6. Step 6: Final answer
    x = 60,622.05

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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.