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Finding the Fourth Proportional to 59,689.42, 82,383.11 and 34,212.86

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Solution

The fourth proportional to 59,689.42, 82,383.11 and 34,212.86 is: 47,220.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,689.42 : 82,383.11 = 34,212.86 : x
  2. Step 2: Convert to fraction form
    59,689.42/82,383.11 = 34,212.86/x
  3. Step 3: Cross multiply
    59,689.42x = 82,383.11 × 34,212.86
  4. Step 4: Simplify right side
    59,689.42x = 2,818,562,126.45
  5. Step 5: Solve for x
    x = 2,818,562,126.45/59,689.42
  6. Step 6: Final answer
    x = 47,220.46

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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.