Home / 56,940.40-85,487.55-33,272.20

Finding the Fourth Proportional to 56,940.40, 85,487.55 and 33,272.20

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Solution

The fourth proportional to 56,940.40, 85,487.55 and 33,272.20 is: 49,953.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,940.40 : 85,487.55 = 33,272.20 : x
  2. Step 2: Convert to fraction form
    56,940.40/85,487.55 = 33,272.20/x
  3. Step 3: Cross multiply
    56,940.40x = 85,487.55 × 33,272.20
  4. Step 4: Simplify right side
    56,940.40x = 2,844,358,861.11
  5. Step 5: Solve for x
    x = 2,844,358,861.11/56,940.40
  6. Step 6: Final answer
    x = 49,953.26

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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.