Home / 130,177.22-195,376.77-51,346.80

Finding the Fourth Proportional to 130,177.22, 195,376.77 and 51,346.80

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Solution

The fourth proportional to 130,177.22, 195,376.77 and 51,346.80 is: 77,063.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,177.22 : 195,376.77 = 51,346.80 : x
  2. Step 2: Convert to fraction form
    130,177.22/195,376.77 = 51,346.80/x
  3. Step 3: Cross multiply
    130,177.22x = 195,376.77 × 51,346.80
  4. Step 4: Simplify right side
    130,177.22x = 10,031,971,933.84
  5. Step 5: Solve for x
    x = 10,031,971,933.84/130,177.22
  6. Step 6: Final answer
    x = 77,063.96

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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.