Home / 301,867.05-452,821.54-102,119.91

Finding the Fourth Proportional to 301,867.05, 452,821.54 and 102,119.91

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Solution

The fourth proportional to 301,867.05, 452,821.54 and 102,119.91 is: 153,186.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,867.05 : 452,821.54 = 102,119.91 : x
  2. Step 2: Convert to fraction form
    301,867.05/452,821.54 = 102,119.91/x
  3. Step 3: Cross multiply
    301,867.05x = 452,821.54 × 102,119.91
  4. Step 4: Simplify right side
    301,867.05x = 46,242,096,969.64
  5. Step 5: Solve for x
    x = 46,242,096,969.64/301,867.05
  6. Step 6: Final answer
    x = 153,186.96

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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.