Home / 301,688.32-452,526.55-121,768.97

Finding the Fourth Proportional to 301,688.32, 452,526.55 and 121,768.97

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Solution

The fourth proportional to 301,688.32, 452,526.55 and 121,768.97 is: 182,651.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,688.32 : 452,526.55 = 121,768.97 : x
  2. Step 2: Convert to fraction form
    301,688.32/452,526.55 = 121,768.97/x
  3. Step 3: Cross multiply
    301,688.32x = 452,526.55 × 121,768.97
  4. Step 4: Simplify right side
    301,688.32x = 55,103,691,869.56
  5. Step 5: Solve for x
    x = 55,103,691,869.56/301,688.32
  6. Step 6: Final answer
    x = 182,651.06

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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.