Home / 305,221.06-458,034.63-125,453.89

Finding the Fourth Proportional to 305,221.06, 458,034.63 and 125,453.89

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Solution

The fourth proportional to 305,221.06, 458,034.63 and 125,453.89 is: 188,264.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    305,221.06 : 458,034.63 = 125,453.89 : x
  2. Step 2: Convert to fraction form
    305,221.06/458,034.63 = 125,453.89/x
  3. Step 3: Cross multiply
    305,221.06x = 458,034.63 × 125,453.89
  4. Step 4: Simplify right side
    305,221.06x = 57,462,226,088.21
  5. Step 5: Solve for x
    x = 57,462,226,088.21/305,221.06
  6. Step 6: Final answer
    x = 188,264.29

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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.