Home / 50,733.03-70,031.21-45,418.62

Finding the Fourth Proportional to 50,733.03, 70,031.21 and 45,418.62

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Solution

The fourth proportional to 50,733.03, 70,031.21 and 45,418.62 is: 62,695.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,733.03 : 70,031.21 = 45,418.62 : x
  2. Step 2: Convert to fraction form
    50,733.03/70,031.21 = 45,418.62/x
  3. Step 3: Cross multiply
    50,733.03x = 70,031.21 × 45,418.62
  4. Step 4: Simplify right side
    50,733.03x = 3,180,720,688.04
  5. Step 5: Solve for x
    x = 3,180,720,688.04/50,733.03
  6. Step 6: Final answer
    x = 62,695.26

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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.