Home / 57,473.28-85,615.92-55,732.32

Finding the Fourth Proportional to 57,473.28, 85,615.92 and 55,732.32

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Solution

The fourth proportional to 57,473.28, 85,615.92 and 55,732.32 is: 83,022.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,473.28 : 85,615.92 = 55,732.32 : x
  2. Step 2: Convert to fraction form
    57,473.28/85,615.92 = 55,732.32/x
  3. Step 3: Cross multiply
    57,473.28x = 85,615.92 × 55,732.32
  4. Step 4: Simplify right side
    57,473.28x = 4,771,573,850.53
  5. Step 5: Solve for x
    x = 4,771,573,850.53/57,473.28
  6. Step 6: Final answer
    x = 83,022.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.