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Finding the Fourth Proportional to 188,659.32, 282,928.77 and 62,276.10

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Solution

The fourth proportional to 188,659.32, 282,928.77 and 62,276.10 is: 93,394.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,659.32 : 282,928.77 = 62,276.10 : x
  2. Step 2: Convert to fraction form
    188,659.32/282,928.77 = 62,276.10/x
  3. Step 3: Cross multiply
    188,659.32x = 282,928.77 × 62,276.10
  4. Step 4: Simplify right side
    188,659.32x = 17,619,700,373.40
  5. Step 5: Solve for x
    x = 17,619,700,373.40/188,659.32
  6. Step 6: Final answer
    x = 93,394.27

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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.