Home / 71,293.12-98,406.40-41,098.64

Finding the Fourth Proportional to 71,293.12, 98,406.40 and 41,098.64

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Solution

The fourth proportional to 71,293.12, 98,406.40 and 41,098.64 is: 56,728.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,293.12 : 98,406.40 = 41,098.64 : x
  2. Step 2: Convert to fraction form
    71,293.12/98,406.40 = 41,098.64/x
  3. Step 3: Cross multiply
    71,293.12x = 98,406.40 × 41,098.64
  4. Step 4: Simplify right side
    71,293.12x = 4,044,369,207.30
  5. Step 5: Solve for x
    x = 4,044,369,207.30/71,293.12
  6. Step 6: Final answer
    x = 56,728.74

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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.