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Finding the Fourth Proportional to 117,188.28, 175,664.88 and 58,066.92

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Solution

The fourth proportional to 117,188.28, 175,664.88 and 58,066.92 is: 87,042.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,188.28 : 175,664.88 = 58,066.92 : x
  2. Step 2: Convert to fraction form
    117,188.28/175,664.88 = 58,066.92/x
  3. Step 3: Cross multiply
    117,188.28x = 175,664.88 × 58,066.92
  4. Step 4: Simplify right side
    117,188.28x = 10,200,318,533.77
  5. Step 5: Solve for x
    x = 10,200,318,533.77/117,188.28
  6. Step 6: Final answer
    x = 87,042.14

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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.