Home / 71,434.42-98,579.88-41,221.02

Finding the Fourth Proportional to 71,434.42, 98,579.88 and 41,221.02

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Solution

The fourth proportional to 71,434.42, 98,579.88 and 41,221.02 is: 56,885.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,434.42 : 98,579.88 = 41,221.02 : x
  2. Step 2: Convert to fraction form
    71,434.42/98,579.88 = 41,221.02/x
  3. Step 3: Cross multiply
    71,434.42x = 98,579.88 × 41,221.02
  4. Step 4: Simplify right side
    71,434.42x = 4,063,563,205.08
  5. Step 5: Solve for x
    x = 4,063,563,205.08/71,434.42
  6. Step 6: Final answer
    x = 56,885.23

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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.