Home / 50,374.10-75,861.08-43,878.74

Finding the Fourth Proportional to 50,374.10, 75,861.08 and 43,878.74

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Solution

The fourth proportional to 50,374.10, 75,861.08 and 43,878.74 is: 66,079.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,374.10 : 75,861.08 = 43,878.74 : x
  2. Step 2: Convert to fraction form
    50,374.10/75,861.08 = 43,878.74/x
  3. Step 3: Cross multiply
    50,374.10x = 75,861.08 × 43,878.74
  4. Step 4: Simplify right side
    50,374.10x = 3,328,688,605.44
  5. Step 5: Solve for x
    x = 3,328,688,605.44/50,374.10
  6. Step 6: Final answer
    x = 66,079.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.