Home / 134,158.23-185,141.76-73,730.41

Finding the Fourth Proportional to 134,158.23, 185,141.76 and 73,730.41

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Solution

The fourth proportional to 134,158.23, 185,141.76 and 73,730.41 is: 101,749.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,158.23 : 185,141.76 = 73,730.41 : x
  2. Step 2: Convert to fraction form
    134,158.23/185,141.76 = 73,730.41/x
  3. Step 3: Cross multiply
    134,158.23x = 185,141.76 × 73,730.41
  4. Step 4: Simplify right side
    134,158.23x = 13,650,577,872.92
  5. Step 5: Solve for x
    x = 13,650,577,872.92/134,158.23
  6. Step 6: Final answer
    x = 101,749.84

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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.