Home / 140,234.90-210,435.57-56,034.79

Finding the Fourth Proportional to 140,234.90, 210,435.57 and 56,034.79

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Solution

The fourth proportional to 140,234.90, 210,435.57 and 56,034.79 is: 84,085.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,234.90 : 210,435.57 = 56,034.79 : x
  2. Step 2: Convert to fraction form
    140,234.90/210,435.57 = 56,034.79/x
  3. Step 3: Cross multiply
    140,234.90x = 210,435.57 × 56,034.79
  4. Step 4: Simplify right side
    140,234.90x = 11,791,712,447.39
  5. Step 5: Solve for x
    x = 11,791,712,447.39/140,234.90
  6. Step 6: Final answer
    x = 84,085.44

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1.5x scale

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.