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Finding the Fourth Proportional to 58,145.60, 87,230.80 and 33,197.60

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Solution

The fourth proportional to 58,145.60, 87,230.80 and 33,197.60 is: 49,803.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,145.60 : 87,230.80 = 33,197.60 : x
  2. Step 2: Convert to fraction form
    58,145.60/87,230.80 = 33,197.60/x
  3. Step 3: Cross multiply
    58,145.60x = 87,230.80 × 33,197.60
  4. Step 4: Simplify right side
    58,145.60x = 2,895,853,206.08
  5. Step 5: Solve for x
    x = 2,895,853,206.08/58,145.60
  6. Step 6: Final answer
    x = 49,803.48

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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.