Home / 140,319.98-210,562.97-51,635.73

Finding the Fourth Proportional to 140,319.98, 210,562.97 and 51,635.73

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Solution

The fourth proportional to 140,319.98, 210,562.97 and 51,635.73 is: 77,484.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,319.98 : 210,562.97 = 51,635.73 : x
  2. Step 2: Convert to fraction form
    140,319.98/210,562.97 = 51,635.73/x
  3. Step 3: Cross multiply
    140,319.98x = 210,562.97 × 51,635.73
  4. Step 4: Simplify right side
    140,319.98x = 10,872,572,666.92
  5. Step 5: Solve for x
    x = 10,872,572,666.92/140,319.98
  6. Step 6: Final answer
    x = 77,484.14

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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.