Home / 57,135.04-85,757.90-27,573.64

Finding the Fourth Proportional to 57,135.04, 85,757.90 and 27,573.64

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Solution

The fourth proportional to 57,135.04, 85,757.90 and 27,573.64 is: 41,387.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,135.04 : 85,757.90 = 27,573.64 : x
  2. Step 2: Convert to fraction form
    57,135.04/85,757.90 = 27,573.64/x
  3. Step 3: Cross multiply
    57,135.04x = 85,757.90 × 27,573.64
  4. Step 4: Simplify right side
    57,135.04x = 2,364,657,461.76
  5. Step 5: Solve for x
    x = 2,364,657,461.76/57,135.04
  6. Step 6: Final answer
    x = 41,387.17

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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.