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Finding the Fourth Proportional to 220,343.24, 304,079.46 and 119,741.24

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Solution

The fourth proportional to 220,343.24, 304,079.46 and 119,741.24 is: 165,246.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,343.24 : 304,079.46 = 119,741.24 : x
  2. Step 2: Convert to fraction form
    220,343.24/304,079.46 = 119,741.24/x
  3. Step 3: Cross multiply
    220,343.24x = 304,079.46 × 119,741.24
  4. Step 4: Simplify right side
    220,343.24x = 36,410,851,598.93
  5. Step 5: Solve for x
    x = 36,410,851,598.93/220,343.24
  6. Step 6: Final answer
    x = 165,246.06

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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.