Home / 222,031.50-333,096.44-103,638.21

Finding the Fourth Proportional to 222,031.50, 333,096.44 and 103,638.21

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Solution

The fourth proportional to 222,031.50, 333,096.44 and 103,638.21 is: 155,480.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,031.50 : 333,096.44 = 103,638.21 : x
  2. Step 2: Convert to fraction form
    222,031.50/333,096.44 = 103,638.21/x
  3. Step 3: Cross multiply
    222,031.50x = 333,096.44 × 103,638.21
  4. Step 4: Simplify right side
    222,031.50x = 34,521,518,798.97
  5. Step 5: Solve for x
    x = 34,521,518,798.97/222,031.50
  6. Step 6: Final answer
    x = 155,480.28

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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.