Home / 56,760.42-78,331.40-35,261.94

Finding the Fourth Proportional to 56,760.42, 78,331.40 and 35,261.94

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Solution

The fourth proportional to 56,760.42, 78,331.40 and 35,261.94 is: 48,662.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,760.42 : 78,331.40 = 35,261.94 : x
  2. Step 2: Convert to fraction form
    56,760.42/78,331.40 = 35,261.94/x
  3. Step 3: Cross multiply
    56,760.42x = 78,331.40 × 35,261.94
  4. Step 4: Simplify right side
    56,760.42x = 2,762,117,126.92
  5. Step 5: Solve for x
    x = 2,762,117,126.92/56,760.42
  6. Step 6: Final answer
    x = 48,662.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.