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Finding the Fourth Proportional to 176,016, 263,790.72 and 146,622.72

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Solution

The fourth proportional to 176,016, 263,790.72 and 146,622.72 is: 219,739.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,016 : 263,790.72 = 146,622.72 : x
  2. Step 2: Convert to fraction form
    176,016/263,790.72 = 146,622.72/x
  3. Step 3: Cross multiply
    176,016x = 263,790.72 × 146,622.72
  4. Step 4: Simplify right side
    176,016x = 38,677,712,877.16
  5. Step 5: Solve for x
    x = 38,677,712,877.16/176,016
  6. Step 6: Final answer
    x = 219,739.76

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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.