Home / 92,050.42-137,988.12-58,676.80

Finding the Fourth Proportional to 92,050.42, 137,988.12 and 58,676.80

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Solution

The fourth proportional to 92,050.42, 137,988.12 and 58,676.80 is: 87,959.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,050.42 : 137,988.12 = 58,676.80 : x
  2. Step 2: Convert to fraction form
    92,050.42/137,988.12 = 58,676.80/x
  3. Step 3: Cross multiply
    92,050.42x = 137,988.12 × 58,676.80
  4. Step 4: Simplify right side
    92,050.42x = 8,096,701,319.62
  5. Step 5: Solve for x
    x = 8,096,701,319.62/92,050.42
  6. Step 6: Final answer
    x = 87,959.42

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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.