Home / 183,742.12-275,457.66-72,873.64

Finding the Fourth Proportional to 183,742.12, 275,457.66 and 72,873.64

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Solution

The fourth proportional to 183,742.12, 275,457.66 and 72,873.64 is: 109,248.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,742.12 : 275,457.66 = 72,873.64 : x
  2. Step 2: Convert to fraction form
    183,742.12/275,457.66 = 72,873.64/x
  3. Step 3: Cross multiply
    183,742.12x = 275,457.66 × 72,873.64
  4. Step 4: Simplify right side
    183,742.12x = 20,073,602,350.08
  5. Step 5: Solve for x
    x = 20,073,602,350.08/183,742.12
  6. Step 6: Final answer
    x = 109,248.78

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.