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Finding the Fourth Proportional to 58,342.68, 80,426.76 and 41,293.92

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Solution

The fourth proportional to 58,342.68, 80,426.76 and 41,293.92 is: 56,924.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,342.68 : 80,426.76 = 41,293.92 : x
  2. Step 2: Convert to fraction form
    58,342.68/80,426.76 = 41,293.92/x
  3. Step 3: Cross multiply
    58,342.68x = 80,426.76 × 41,293.92
  4. Step 4: Simplify right side
    58,342.68x = 3,321,136,193.30
  5. Step 5: Solve for x
    x = 3,321,136,193.30/58,342.68
  6. Step 6: Final answer
    x = 56,924.64

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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.