Home / 130,215.59-179,701.31-73,625.75

Finding the Fourth Proportional to 130,215.59, 179,701.31 and 73,625.75

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Solution

The fourth proportional to 130,215.59, 179,701.31 and 73,625.75 is: 101,605.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,215.59 : 179,701.31 = 73,625.75 : x
  2. Step 2: Convert to fraction form
    130,215.59/179,701.31 = 73,625.75/x
  3. Step 3: Cross multiply
    130,215.59x = 179,701.31 × 73,625.75
  4. Step 4: Simplify right side
    130,215.59x = 13,230,643,724.73
  5. Step 5: Solve for x
    x = 13,230,643,724.73/130,215.59
  6. Step 6: Final answer
    x = 101,605.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.