Home / 50,733.53-70,031.90-45,419.12

Finding the Fourth Proportional to 50,733.53, 70,031.90 and 45,419.12

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Solution

The fourth proportional to 50,733.53, 70,031.90 and 45,419.12 is: 62,695.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,733.53 : 70,031.90 = 45,419.12 : x
  2. Step 2: Convert to fraction form
    50,733.53/70,031.90 = 45,419.12/x
  3. Step 3: Cross multiply
    50,733.53x = 70,031.90 × 45,419.12
  4. Step 4: Simplify right side
    50,733.53x = 3,180,787,269.93
  5. Step 5: Solve for x
    x = 3,180,787,269.93/50,733.53
  6. Step 6: Final answer
    x = 62,695.96

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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.