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Finding the Fourth Proportional to 304,111.64, 456,138.30 and 93,693.08

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Solution

The fourth proportional to 304,111.64, 456,138.30 and 93,693.08 is: 140,530.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,111.64 : 456,138.30 = 93,693.08 : x
  2. Step 2: Convert to fraction form
    304,111.64/456,138.30 = 93,693.08/x
  3. Step 3: Cross multiply
    304,111.64x = 456,138.30 × 93,693.08
  4. Step 4: Simplify right side
    304,111.64x = 42,737,002,232.96
  5. Step 5: Solve for x
    x = 42,737,002,232.96/304,111.64
  6. Step 6: Final answer
    x = 140,530.64

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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.