Home / 351,210.24-526,355.92-140,995.68

Finding the Fourth Proportional to 351,210.24, 526,355.92 and 140,995.68

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Solution

The fourth proportional to 351,210.24, 526,355.92 and 140,995.68 is: 211,309.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,210.24 : 526,355.92 = 140,995.68 : x
  2. Step 2: Convert to fraction form
    351,210.24/526,355.92 = 140,995.68/x
  3. Step 3: Cross multiply
    351,210.24x = 526,355.92 × 140,995.68
  4. Step 4: Simplify right side
    351,210.24x = 74,213,910,862.43
  5. Step 5: Solve for x
    x = 74,213,910,862.43/351,210.24
  6. Step 6: Final answer
    x = 211,309.07

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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.