Home / 130,179.07-195,294.73-55,298.62

Finding the Fourth Proportional to 130,179.07, 195,294.73 and 55,298.62

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Solution

The fourth proportional to 130,179.07, 195,294.73 and 55,298.62 is: 82,959.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,179.07 : 195,294.73 = 55,298.62 : x
  2. Step 2: Convert to fraction form
    130,179.07/195,294.73 = 55,298.62/x
  3. Step 3: Cross multiply
    130,179.07x = 195,294.73 × 55,298.62
  4. Step 4: Simplify right side
    130,179.07x = 10,799,529,062.27
  5. Step 5: Solve for x
    x = 10,799,529,062.27/130,179.07
  6. Step 6: Final answer
    x = 82,959.03

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1.5x scale

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.