Home / 305,849.22-458,521.25-134,949.27

Finding the Fourth Proportional to 305,849.22, 458,521.25 and 134,949.27

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Solution

The fourth proportional to 305,849.22, 458,521.25 and 134,949.27 is: 202,312.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    305,849.22 : 458,521.25 = 134,949.27 : x
  2. Step 2: Convert to fraction form
    305,849.22/458,521.25 = 134,949.27/x
  3. Step 3: Cross multiply
    305,849.22x = 458,521.25 × 134,949.27
  4. Step 4: Simplify right side
    305,849.22x = 61,877,105,674.38
  5. Step 5: Solve for x
    x = 61,877,105,674.38/305,849.22
  6. Step 6: Final answer
    x = 202,312.45

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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.