Home / 140,355.61-210,534.33-56,122.85

Finding the Fourth Proportional to 140,355.61, 210,534.33 and 56,122.85

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Solution

The fourth proportional to 140,355.61, 210,534.33 and 56,122.85 is: 84,184.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,355.61 : 210,534.33 = 56,122.85 : x
  2. Step 2: Convert to fraction form
    140,355.61/210,534.33 = 56,122.85/x
  3. Step 3: Cross multiply
    140,355.61x = 210,534.33 × 56,122.85
  4. Step 4: Simplify right side
    140,355.61x = 11,815,786,622.44
  5. Step 5: Solve for x
    x = 11,815,786,622.44/140,355.61
  6. Step 6: Final answer
    x = 84,184.64

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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.