Home / 222,088.82-306,482.59-120,114.29

Finding the Fourth Proportional to 222,088.82, 306,482.59 and 120,114.29

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Solution

The fourth proportional to 222,088.82, 306,482.59 and 120,114.29 is: 165,757.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,088.82 : 306,482.59 = 120,114.29 : x
  2. Step 2: Convert to fraction form
    222,088.82/306,482.59 = 120,114.29/x
  3. Step 3: Cross multiply
    222,088.82x = 306,482.59 × 120,114.29
  4. Step 4: Simplify right side
    222,088.82x = 36,812,938,935.92
  5. Step 5: Solve for x
    x = 36,812,938,935.92/222,088.82
  6. Step 6: Final answer
    x = 165,757.73

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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.