Home / 75,634.04-113,237.52-40,014.68

Finding the Fourth Proportional to 75,634.04, 113,237.52 and 40,014.68

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Solution

The fourth proportional to 75,634.04, 113,237.52 and 40,014.68 is: 59,909.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,634.04 : 113,237.52 = 40,014.68 : x
  2. Step 2: Convert to fraction form
    75,634.04/113,237.52 = 40,014.68/x
  3. Step 3: Cross multiply
    75,634.04x = 113,237.52 × 40,014.68
  4. Step 4: Simplify right side
    75,634.04x = 4,531,163,126.79
  5. Step 5: Solve for x
    x = 4,531,163,126.79/75,634.04
  6. Step 6: Final answer
    x = 59,909.05

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.