Home / 127,213.62-175,541.76-73,516.02

Finding the Fourth Proportional to 127,213.62, 175,541.76 and 73,516.02

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Solution

The fourth proportional to 127,213.62, 175,541.76 and 73,516.02 is: 101,444.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,213.62 : 175,541.76 = 73,516.02 : x
  2. Step 2: Convert to fraction form
    127,213.62/175,541.76 = 73,516.02/x
  3. Step 3: Cross multiply
    127,213.62x = 175,541.76 × 73,516.02
  4. Step 4: Simplify right side
    127,213.62x = 12,905,131,539.00
  5. Step 5: Solve for x
    x = 12,905,131,539.00/127,213.62
  6. Step 6: Final answer
    x = 101,444.57

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.