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Finding the Fourth Proportional to 246,423.52, 340,064.22 and 133,246

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Solution

The fourth proportional to 246,423.52, 340,064.22 and 133,246 is: 183,879.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,423.52 : 340,064.22 = 133,246 : x
  2. Step 2: Convert to fraction form
    246,423.52/340,064.22 = 133,246/x
  3. Step 3: Cross multiply
    246,423.52x = 340,064.22 × 133,246
  4. Step 4: Simplify right side
    246,423.52x = 45,312,197,058.12
  5. Step 5: Solve for x
    x = 45,312,197,058.12/246,423.52
  6. Step 6: Final answer
    x = 183,879.35

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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.