Home / 222,215.92-333,333.36-87,309.18

Finding the Fourth Proportional to 222,215.92, 333,333.36 and 87,309.18

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Solution

The fourth proportional to 222,215.92, 333,333.36 and 87,309.18 is: 130,967.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,215.92 : 333,333.36 = 87,309.18 : x
  2. Step 2: Convert to fraction form
    222,215.92/333,333.36 = 87,309.18/x
  3. Step 3: Cross multiply
    222,215.92x = 333,333.36 × 87,309.18
  4. Step 4: Simplify right side
    222,215.92x = 29,103,062,328.24
  5. Step 5: Solve for x
    x = 29,103,062,328.24/222,215.92
  6. Step 6: Final answer
    x = 130,967.50

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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.