Home / 235,028.48-352,467.96-77,220.32

Finding the Fourth Proportional to 235,028.48, 352,467.96 and 77,220.32

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Solution

The fourth proportional to 235,028.48, 352,467.96 and 77,220.32 is: 115,805.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,028.48 : 352,467.96 = 77,220.32 : x
  2. Step 2: Convert to fraction form
    235,028.48/352,467.96 = 77,220.32/x
  3. Step 3: Cross multiply
    235,028.48x = 352,467.96 × 77,220.32
  4. Step 4: Simplify right side
    235,028.48x = 27,217,688,660.95
  5. Step 5: Solve for x
    x = 27,217,688,660.95/235,028.48
  6. Step 6: Final answer
    x = 115,805.92

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1.5x scale

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.