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Finding the Fourth Proportional to 188,447.40, 282,671.10 and 62,087.40

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Solution

The fourth proportional to 188,447.40, 282,671.10 and 62,087.40 is: 93,131.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,447.40 : 282,671.10 = 62,087.40 : x
  2. Step 2: Convert to fraction form
    188,447.40/282,671.10 = 62,087.40/x
  3. Step 3: Cross multiply
    188,447.40x = 282,671.10 × 62,087.40
  4. Step 4: Simplify right side
    188,447.40x = 17,550,313,654.14
  5. Step 5: Solve for x
    x = 17,550,313,654.14/188,447.40
  6. Step 6: Final answer
    x = 93,131.10

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1.5x scale

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.