Home / 301,581.18-452,459.31-121,573.70

Finding the Fourth Proportional to 301,581.18, 452,459.31 and 121,573.70

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Solution

The fourth proportional to 301,581.18, 452,459.31 and 121,573.70 is: 182,395.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,581.18 : 452,459.31 = 121,573.70 : x
  2. Step 2: Convert to fraction form
    301,581.18/452,459.31 = 121,573.70/x
  3. Step 3: Cross multiply
    301,581.18x = 452,459.31 × 121,573.70
  4. Step 4: Simplify right side
    301,581.18x = 55,007,150,153.85
  5. Step 5: Solve for x
    x = 55,007,150,153.85/301,581.18
  6. Step 6: Final answer
    x = 182,395.83

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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.