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Finding the Fourth Proportional to 235,007.60, 352,741.80 and 116,812.40

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Solution

The fourth proportional to 235,007.60, 352,741.80 and 116,812.40 is: 175,333.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,007.60 : 352,741.80 = 116,812.40 : x
  2. Step 2: Convert to fraction form
    235,007.60/352,741.80 = 116,812.40/x
  3. Step 3: Cross multiply
    235,007.60x = 352,741.80 × 116,812.40
  4. Step 4: Simplify right side
    235,007.60x = 41,204,616,238.32
  5. Step 5: Solve for x
    x = 41,204,616,238.32/235,007.60
  6. Step 6: Final answer
    x = 175,333.12

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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.