Home / 134,417.22-185,494.28-73,986.56

Finding the Fourth Proportional to 134,417.22, 185,494.28 and 73,986.56

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Solution

The fourth proportional to 134,417.22, 185,494.28 and 73,986.56 is: 102,100.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,417.22 : 185,494.28 = 73,986.56 : x
  2. Step 2: Convert to fraction form
    134,417.22/185,494.28 = 73,986.56/x
  3. Step 3: Cross multiply
    134,417.22x = 185,494.28 × 73,986.56
  4. Step 4: Simplify right side
    134,417.22x = 13,724,083,676.88
  5. Step 5: Solve for x
    x = 13,724,083,676.88/134,417.22
  6. Step 6: Final answer
    x = 102,100.64

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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.