Home / 71,926.44-99,258.92-40,097.35

Finding the Fourth Proportional to 71,926.44, 99,258.92 and 40,097.35

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Solution

The fourth proportional to 71,926.44, 99,258.92 and 40,097.35 is: 55,334.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,926.44 : 99,258.92 = 40,097.35 : x
  2. Step 2: Convert to fraction form
    71,926.44/99,258.92 = 40,097.35/x
  3. Step 3: Cross multiply
    71,926.44x = 99,258.92 × 40,097.35
  4. Step 4: Simplify right side
    71,926.44x = 3,980,019,655.86
  5. Step 5: Solve for x
    x = 3,980,019,655.86/71,926.44
  6. Step 6: Final answer
    x = 55,334.58

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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.