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Finding the Fourth Proportional to 58,704.03, 81,011.58 and 33,209.89

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Solution

The fourth proportional to 58,704.03, 81,011.58 and 33,209.89 is: 45,829.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,704.03 : 81,011.58 = 33,209.89 : x
  2. Step 2: Convert to fraction form
    58,704.03/81,011.58 = 33,209.89/x
  3. Step 3: Cross multiply
    58,704.03x = 81,011.58 × 33,209.89
  4. Step 4: Simplify right side
    58,704.03x = 2,690,385,660.53
  5. Step 5: Solve for x
    x = 2,690,385,660.53/58,704.03
  6. Step 6: Final answer
    x = 45,829.66

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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.