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Finding the Fourth Proportional to 134,166.68, 185,154.46 and 73,739.46

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Solution

The fourth proportional to 134,166.68, 185,154.46 and 73,739.46 is: 101,762.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,166.68 : 185,154.46 = 73,739.46 : x
  2. Step 2: Convert to fraction form
    134,166.68/185,154.46 = 73,739.46/x
  3. Step 3: Cross multiply
    134,166.68x = 185,154.46 × 73,739.46
  4. Step 4: Simplify right side
    134,166.68x = 13,653,189,896.99
  5. Step 5: Solve for x
    x = 13,653,189,896.99/134,166.68
  6. Step 6: Final answer
    x = 101,762.90

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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.