Home / 140,255.74-210,385.46-46,761.52

Finding the Fourth Proportional to 140,255.74, 210,385.46 and 46,761.52

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Solution

The fourth proportional to 140,255.74, 210,385.46 and 46,761.52 is: 70,142.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,255.74 : 210,385.46 = 46,761.52 : x
  2. Step 2: Convert to fraction form
    140,255.74/210,385.46 = 46,761.52/x
  3. Step 3: Cross multiply
    140,255.74x = 210,385.46 × 46,761.52
  4. Step 4: Simplify right side
    140,255.74x = 9,837,943,895.50
  5. Step 5: Solve for x
    x = 9,837,943,895.50/140,255.74
  6. Step 6: Final answer
    x = 70,142.90

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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.