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Finding the Fourth Proportional to 59,285.84, 81,817.08 and 34,143.44

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Solution

The fourth proportional to 59,285.84, 81,817.08 and 34,143.44 is: 47,119.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,285.84 : 81,817.08 = 34,143.44 : x
  2. Step 2: Convert to fraction form
    59,285.84/81,817.08 = 34,143.44/x
  3. Step 3: Cross multiply
    59,285.84x = 81,817.08 × 34,143.44
  4. Step 4: Simplify right side
    59,285.84x = 2,793,516,561.96
  5. Step 5: Solve for x
    x = 2,793,516,561.96/59,285.84
  6. Step 6: Final answer
    x = 47,119.46

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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.