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Finding the Fourth Proportional to 233,612.31, 350,499.73 and 73,712.91

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Solution

The fourth proportional to 233,612.31, 350,499.73 and 73,712.91 is: 110,595.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,612.31 : 350,499.73 = 73,712.91 : x
  2. Step 2: Convert to fraction form
    233,612.31/350,499.73 = 73,712.91/x
  3. Step 3: Cross multiply
    233,612.31x = 350,499.73 × 73,712.91
  4. Step 4: Simplify right side
    233,612.31x = 25,836,355,052.51
  5. Step 5: Solve for x
    x = 25,836,355,052.51/233,612.31
  6. Step 6: Final answer
    x = 110,595.01

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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.