Home / 92,423.85-138,635.74-36,290.37

Finding the Fourth Proportional to 92,423.85, 138,635.74 and 36,290.37

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Solution

The fourth proportional to 92,423.85, 138,635.74 and 36,290.37 is: 54,435.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,423.85 : 138,635.74 = 36,290.37 : x
  2. Step 2: Convert to fraction form
    92,423.85/138,635.74 = 36,290.37/x
  3. Step 3: Cross multiply
    92,423.85x = 138,635.74 × 36,290.37
  4. Step 4: Simplify right side
    92,423.85x = 5,031,142,299.82
  5. Step 5: Solve for x
    x = 5,031,142,299.82/92,423.85
  6. Step 6: Final answer
    x = 54,435.54

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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.