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Finding the Fourth Proportional to 235,100.60, 352,702.74 and 77,322.68

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Solution

The fourth proportional to 235,100.60, 352,702.74 and 77,322.68 is: 116,001.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,100.60 : 352,702.74 = 77,322.68 : x
  2. Step 2: Convert to fraction form
    235,100.60/352,702.74 = 77,322.68/x
  3. Step 3: Cross multiply
    235,100.60x = 352,702.74 × 77,322.68
  4. Step 4: Simplify right side
    235,100.60x = 27,271,921,100.14
  5. Step 5: Solve for x
    x = 27,271,921,100.14/235,100.60
  6. Step 6: Final answer
    x = 116,001.07

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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.