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Finding the Fourth Proportional to 58,135.96, 80,230.28 and 34,263.64

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Solution

The fourth proportional to 58,135.96, 80,230.28 and 34,263.64 is: 47,285.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,135.96 : 80,230.28 = 34,263.64 : x
  2. Step 2: Convert to fraction form
    58,135.96/80,230.28 = 34,263.64/x
  3. Step 3: Cross multiply
    58,135.96x = 80,230.28 × 34,263.64
  4. Step 4: Simplify right side
    58,135.96x = 2,748,981,431.02
  5. Step 5: Solve for x
    x = 2,748,981,431.02/58,135.96
  6. Step 6: Final answer
    x = 47,285.39

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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.