Home / 61,725.20-92,621.40-33,643.60

Finding the Fourth Proportional to 61,725.20, 92,621.40 and 33,643.60

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Solution

The fourth proportional to 61,725.20, 92,621.40 and 33,643.60 is: 50,483.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,725.20 : 92,621.40 = 33,643.60 : x
  2. Step 2: Convert to fraction form
    61,725.20/92,621.40 = 33,643.60/x
  3. Step 3: Cross multiply
    61,725.20x = 92,621.40 × 33,643.60
  4. Step 4: Simplify right side
    61,725.20x = 3,116,117,333.04
  5. Step 5: Solve for x
    x = 3,116,117,333.04/61,725.20
  6. Step 6: Final answer
    x = 50,483.71

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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.