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Finding the Fourth Proportional to 80,335.80, 120,503.09 and 24,175.67

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Solution

The fourth proportional to 80,335.80, 120,503.09 and 24,175.67 is: 36,263.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,335.80 : 120,503.09 = 24,175.67 : x
  2. Step 2: Convert to fraction form
    80,335.80/120,503.09 = 24,175.67/x
  3. Step 3: Cross multiply
    80,335.80x = 120,503.09 × 24,175.67
  4. Step 4: Simplify right side
    80,335.80x = 2,913,242,395.74
  5. Step 5: Solve for x
    x = 2,913,242,395.74/80,335.80
  6. Step 6: Final answer
    x = 36,263.31

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1.5x scale

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.