Home / 57,032.91-85,518.59-40,425.48

Finding the Fourth Proportional to 57,032.91, 85,518.59 and 40,425.48

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Solution

The fourth proportional to 57,032.91, 85,518.59 and 40,425.48 is: 60,616.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,032.91 : 85,518.59 = 40,425.48 : x
  2. Step 2: Convert to fraction form
    57,032.91/85,518.59 = 40,425.48/x
  3. Step 3: Cross multiply
    57,032.91x = 85,518.59 × 40,425.48
  4. Step 4: Simplify right side
    57,032.91x = 3,457,129,847.55
  5. Step 5: Solve for x
    x = 3,457,129,847.55/57,032.91
  6. Step 6: Final answer
    x = 60,616.40

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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.