Home / 130,913.25-196,385.25-46,685.39

Finding the Fourth Proportional to 130,913.25, 196,385.25 and 46,685.39

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Solution

The fourth proportional to 130,913.25, 196,385.25 and 46,685.39 is: 70,033.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,913.25 : 196,385.25 = 46,685.39 : x
  2. Step 2: Convert to fraction form
    130,913.25/196,385.25 = 46,685.39/x
  3. Step 3: Cross multiply
    130,913.25x = 196,385.25 × 46,685.39
  4. Step 4: Simplify right side
    130,913.25x = 9,168,320,917.04
  5. Step 5: Solve for x
    x = 9,168,320,917.04/130,913.25
  6. Step 6: Final answer
    x = 70,033.56

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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.