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Finding the Fourth Proportional to 183,432.10, 256,979.90 and 183,432.10

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Solution

The fourth proportional to 183,432.10, 256,979.90 and 183,432.10 is: 256,979.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,432.10 : 256,979.90 = 183,432.10 : x
  2. Step 2: Convert to fraction form
    183,432.10/256,979.90 = 183,432.10/x
  3. Step 3: Cross multiply
    183,432.10x = 256,979.90 × 183,432.10
  4. Step 4: Simplify right side
    183,432.10x = 47,138,362,714.79
  5. Step 5: Solve for x
    x = 47,138,362,714.79/183,432.10
  6. Step 6: Final answer
    x = 256,979.90

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.