Home / 222,443.15-306,970.00-120,466.28

Finding the Fourth Proportional to 222,443.15, 306,970.00 and 120,466.28

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Solution

The fourth proportional to 222,443.15, 306,970.00 and 120,466.28 is: 166,242.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,443.15 : 306,970.00 = 120,466.28 : x
  2. Step 2: Convert to fraction form
    222,443.15/306,970.00 = 120,466.28/x
  3. Step 3: Cross multiply
    222,443.15x = 306,970.00 × 120,466.28
  4. Step 4: Simplify right side
    222,443.15x = 36,979,532,957.10
  5. Step 5: Solve for x
    x = 36,979,532,957.10/222,443.15
  6. Step 6: Final answer
    x = 166,242.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.