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Finding the Fourth Proportional to 188,565.56, 282,848.24 and 55,446.92

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Solution

The fourth proportional to 188,565.56, 282,848.24 and 55,446.92 is: 83,170.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,565.56 : 282,848.24 = 55,446.92 : x
  2. Step 2: Convert to fraction form
    188,565.56/282,848.24 = 55,446.92/x
  3. Step 3: Cross multiply
    188,565.56x = 282,848.24 × 55,446.92
  4. Step 4: Simplify right side
    188,565.56x = 15,683,063,735.42
  5. Step 5: Solve for x
    x = 15,683,063,735.42/188,565.56
  6. Step 6: Final answer
    x = 83,170.35

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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.