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Finding the Fourth Proportional to 117,508.28, 176,323.16 and 58,342.64

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Solution

The fourth proportional to 117,508.28, 176,323.16 and 58,342.64 is: 87,544.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,508.28 : 176,323.16 = 58,342.64 : x
  2. Step 2: Convert to fraction form
    117,508.28/176,323.16 = 58,342.64/x
  3. Step 3: Cross multiply
    117,508.28x = 176,323.16 × 58,342.64
  4. Step 4: Simplify right side
    117,508.28x = 10,287,158,647.54
  5. Step 5: Solve for x
    x = 10,287,158,647.54/117,508.28
  6. Step 6: Final answer
    x = 87,544.12

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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.