Home / 127,305.63-190,999.91-60,737.15

Finding the Fourth Proportional to 127,305.63, 190,999.91 and 60,737.15

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Solution

The fourth proportional to 127,305.63, 190,999.91 and 60,737.15 is: 91,125.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,305.63 : 190,999.91 = 60,737.15 : x
  2. Step 2: Convert to fraction form
    127,305.63/190,999.91 = 60,737.15/x
  3. Step 3: Cross multiply
    127,305.63x = 190,999.91 × 60,737.15
  4. Step 4: Simplify right side
    127,305.63x = 11,600,789,380.50
  5. Step 5: Solve for x
    x = 11,600,789,380.50/127,305.63
  6. Step 6: Final answer
    x = 91,125.50

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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.