Home / 130,343.43-195,184.26-109,227.96

Finding the Fourth Proportional to 130,343.43, 195,184.26 and 109,227.96

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Solution

The fourth proportional to 130,343.43, 195,184.26 and 109,227.96 is: 163,564.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,343.43 : 195,184.26 = 109,227.96 : x
  2. Step 2: Convert to fraction form
    130,343.43/195,184.26 = 109,227.96/x
  3. Step 3: Cross multiply
    130,343.43x = 195,184.26 × 109,227.96
  4. Step 4: Simplify right side
    130,343.43x = 21,319,578,543.91
  5. Step 5: Solve for x
    x = 21,319,578,543.91/130,343.43
  6. Step 6: Final answer
    x = 163,564.66

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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.