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Finding the Fourth Proportional to 357,664.92, 536,363.46 and 104,893.08

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Solution

The fourth proportional to 357,664.92, 536,363.46 and 104,893.08 is: 157,300.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,664.92 : 536,363.46 = 104,893.08 : x
  2. Step 2: Convert to fraction form
    357,664.92/536,363.46 = 104,893.08/x
  3. Step 3: Cross multiply
    357,664.92x = 536,363.46 × 104,893.08
  4. Step 4: Simplify right side
    357,664.92x = 56,260,815,318.86
  5. Step 5: Solve for x
    x = 56,260,815,318.86/357,664.92
  6. Step 6: Final answer
    x = 157,300.35

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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.