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Finding the Fourth Proportional to 116,888.40, 175,073.40 and 46,731.60

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Solution

The fourth proportional to 116,888.40, 175,073.40 and 46,731.60 is: 69,993.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,888.40 : 175,073.40 = 46,731.60 : x
  2. Step 2: Convert to fraction form
    116,888.40/175,073.40 = 46,731.60/x
  3. Step 3: Cross multiply
    116,888.40x = 175,073.40 × 46,731.60
  4. Step 4: Simplify right side
    116,888.40x = 8,181,460,099.44
  5. Step 5: Solve for x
    x = 8,181,460,099.44/116,888.40
  6. Step 6: Final answer
    x = 69,993.77

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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.