Home / 130,454.06-195,496.56-55,498.73

Finding the Fourth Proportional to 130,454.06, 195,496.56 and 55,498.73

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Solution

The fourth proportional to 130,454.06, 195,496.56 and 55,498.73 is: 83,169.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,454.06 : 195,496.56 = 55,498.73 : x
  2. Step 2: Convert to fraction form
    130,454.06/195,496.56 = 55,498.73/x
  3. Step 3: Cross multiply
    130,454.06x = 195,496.56 × 55,498.73
  4. Step 4: Simplify right side
    130,454.06x = 10,849,811,001.36
  5. Step 5: Solve for x
    x = 10,849,811,001.36/130,454.06
  6. Step 6: Final answer
    x = 83,169.59

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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.