Home / 222,127.06-306,216.49-158,354.14

Finding the Fourth Proportional to 222,127.06, 306,216.49 and 158,354.14

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Solution

The fourth proportional to 222,127.06, 306,216.49 and 158,354.14 is: 218,301.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,127.06 : 306,216.49 = 158,354.14 : x
  2. Step 2: Convert to fraction form
    222,127.06/306,216.49 = 158,354.14/x
  3. Step 3: Cross multiply
    222,127.06x = 306,216.49 × 158,354.14
  4. Step 4: Simplify right side
    222,127.06x = 48,490,648,927.77
  5. Step 5: Solve for x
    x = 48,490,648,927.77/222,127.06
  6. Step 6: Final answer
    x = 218,301.40

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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.