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Finding the Fourth Proportional to 58,125.96, 80,216.46 and 34,253.64

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Solution

The fourth proportional to 58,125.96, 80,216.46 and 34,253.64 is: 47,271.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,125.96 : 80,216.46 = 34,253.64 : x
  2. Step 2: Convert to fraction form
    58,125.96/80,216.46 = 34,253.64/x
  3. Step 3: Cross multiply
    58,125.96x = 80,216.46 × 34,253.64
  4. Step 4: Simplify right side
    58,125.96x = 2,747,705,742.91
  5. Step 5: Solve for x
    x = 2,747,705,742.91/58,125.96
  6. Step 6: Final answer
    x = 47,271.58

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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.