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Finding the Fourth Proportional to 223,343.04, 334,883.36 and 90,227.52

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Solution

The fourth proportional to 223,343.04, 334,883.36 and 90,227.52 is: 135,288.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,343.04 : 334,883.36 = 90,227.52 : x
  2. Step 2: Convert to fraction form
    223,343.04/334,883.36 = 90,227.52/x
  3. Step 3: Cross multiply
    223,343.04x = 334,883.36 × 90,227.52
  4. Step 4: Simplify right side
    223,343.04x = 30,215,695,062.07
  5. Step 5: Solve for x
    x = 30,215,695,062.07/223,343.04
  6. Step 6: Final answer
    x = 135,288.28

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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.