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Finding the Fourth Proportional to 116,948.70, 175,124.16 and 64,300.32

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Solution

The fourth proportional to 116,948.70, 175,124.16 and 64,300.32 is: 96,286.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,948.70 : 175,124.16 = 64,300.32 : x
  2. Step 2: Convert to fraction form
    116,948.70/175,124.16 = 64,300.32/x
  3. Step 3: Cross multiply
    116,948.70x = 175,124.16 × 64,300.32
  4. Step 4: Simplify right side
    116,948.70x = 11,260,539,527.73
  5. Step 5: Solve for x
    x = 11,260,539,527.73/116,948.70
  6. Step 6: Final answer
    x = 96,286.15

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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.