Home / 134,087.81-185,033.97-73,666.67

Finding the Fourth Proportional to 134,087.81, 185,033.97 and 73,666.67

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Solution

The fourth proportional to 134,087.81, 185,033.97 and 73,666.67 is: 101,656.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,087.81 : 185,033.97 = 73,666.67 : x
  2. Step 2: Convert to fraction form
    134,087.81/185,033.97 = 73,666.67/x
  3. Step 3: Cross multiply
    134,087.81x = 185,033.97 × 73,666.67
  4. Step 4: Simplify right side
    134,087.81x = 13,630,835,481.61
  5. Step 5: Solve for x
    x = 13,630,835,481.61/134,087.81
  6. Step 6: Final answer
    x = 101,656.04

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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.