Home / 132,674.44-183,088.11-72,245.81

Finding the Fourth Proportional to 132,674.44, 183,088.11 and 72,245.81

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Solution

The fourth proportional to 132,674.44, 183,088.11 and 72,245.81 is: 99,697.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,674.44 : 183,088.11 = 72,245.81 : x
  2. Step 2: Convert to fraction form
    132,674.44/183,088.11 = 72,245.81/x
  3. Step 3: Cross multiply
    132,674.44x = 183,088.11 × 72,245.81
  4. Step 4: Simplify right side
    132,674.44x = 13,227,348,808.32
  5. Step 5: Solve for x
    x = 13,227,348,808.32/132,674.44
  6. Step 6: Final answer
    x = 99,697.79

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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.