Home / 134,160.82-185,129.88-73,730.80

Finding the Fourth Proportional to 134,160.82, 185,129.88 and 73,730.80

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Solution

The fourth proportional to 134,160.82, 185,129.88 and 73,730.80 is: 101,741.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,160.82 : 185,129.88 = 73,730.80 : x
  2. Step 2: Convert to fraction form
    134,160.82/185,129.88 = 73,730.80/x
  3. Step 3: Cross multiply
    134,160.82x = 185,129.88 × 73,730.80
  4. Step 4: Simplify right side
    134,160.82x = 13,649,774,156.30
  5. Step 5: Solve for x
    x = 13,649,774,156.30/134,160.82
  6. Step 6: Final answer
    x = 101,741.88

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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.