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Finding the Fourth Proportional to 236,409, 354,612.66 and 58,916.16

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Solution

The fourth proportional to 236,409, 354,612.66 and 58,916.16 is: 88,374.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,409 : 354,612.66 = 58,916.16 : x
  2. Step 2: Convert to fraction form
    236,409/354,612.66 = 58,916.16/x
  3. Step 3: Cross multiply
    236,409x = 354,612.66 × 58,916.16
  4. Step 4: Simplify right side
    236,409x = 20,892,416,214.59
  5. Step 5: Solve for x
    x = 20,892,416,214.59/236,409
  6. Step 6: Final answer
    x = 88,374.03

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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.