Home / 127,454.34-191,069.73-48,516.06

Finding the Fourth Proportional to 127,454.34, 191,069.73 and 48,516.06

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Solution

The fourth proportional to 127,454.34, 191,069.73 and 48,516.06 is: 72,731.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,454.34 : 191,069.73 = 48,516.06 : x
  2. Step 2: Convert to fraction form
    127,454.34/191,069.73 = 48,516.06/x
  3. Step 3: Cross multiply
    127,454.34x = 191,069.73 × 48,516.06
  4. Step 4: Simplify right side
    127,454.34x = 9,269,950,484.86
  5. Step 5: Solve for x
    x = 9,269,950,484.86/127,454.34
  6. Step 6: Final answer
    x = 72,731.54

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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.