Home / 130,272.25-179,775.71-73,682.41

Finding the Fourth Proportional to 130,272.25, 179,775.71 and 73,682.41

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Solution

The fourth proportional to 130,272.25, 179,775.71 and 73,682.41 is: 101,681.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,272.25 : 179,775.71 = 73,682.41 : x
  2. Step 2: Convert to fraction form
    130,272.25/179,775.71 = 73,682.41/x
  3. Step 3: Cross multiply
    130,272.25x = 179,775.71 × 73,682.41
  4. Step 4: Simplify right side
    130,272.25x = 13,246,307,572.26
  5. Step 5: Solve for x
    x = 13,246,307,572.26/130,272.25
  6. Step 6: Final answer
    x = 101,681.73

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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.