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Finding the Fourth Proportional to 58,181.92, 80,292.12 and 32,342.90

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Solution

The fourth proportional to 58,181.92, 80,292.12 and 32,342.90 is: 44,633.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,181.92 : 80,292.12 = 32,342.90 : x
  2. Step 2: Convert to fraction form
    58,181.92/80,292.12 = 32,342.90/x
  3. Step 3: Cross multiply
    58,181.92x = 80,292.12 × 32,342.90
  4. Step 4: Simplify right side
    58,181.92x = 2,596,880,007.95
  5. Step 5: Solve for x
    x = 2,596,880,007.95/58,181.92
  6. Step 6: Final answer
    x = 44,633.80

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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.