Home / 89,241.42-123,154.11-48,955.26

Finding the Fourth Proportional to 89,241.42, 123,154.11 and 48,955.26

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Solution

The fourth proportional to 89,241.42, 123,154.11 and 48,955.26 is: 67,558.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,241.42 : 123,154.11 = 48,955.26 : x
  2. Step 2: Convert to fraction form
    89,241.42/123,154.11 = 48,955.26/x
  3. Step 3: Cross multiply
    89,241.42x = 123,154.11 × 48,955.26
  4. Step 4: Simplify right side
    89,241.42x = 6,029,041,475.12
  5. Step 5: Solve for x
    x = 6,029,041,475.12/89,241.42
  6. Step 6: Final answer
    x = 67,558.78

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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.