Home / 130,339.26-195,332.04-55,365.39

Finding the Fourth Proportional to 130,339.26, 195,332.04 and 55,365.39

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Solution

The fourth proportional to 130,339.26, 195,332.04 and 55,365.39 is: 82,972.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,339.26 : 195,332.04 = 55,365.39 : x
  2. Step 2: Convert to fraction form
    130,339.26/195,332.04 = 55,365.39/x
  3. Step 3: Cross multiply
    130,339.26x = 195,332.04 × 55,365.39
  4. Step 4: Simplify right side
    130,339.26x = 10,814,634,574.10
  5. Step 5: Solve for x
    x = 10,814,634,574.10/130,339.26
  6. Step 6: Final answer
    x = 82,972.96

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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.