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Finding the Fourth Proportional to 119,208.96, 178,846.92 and 96,966.72

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Solution

The fourth proportional to 119,208.96, 178,846.92 and 96,966.72 is: 145,477.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,208.96 : 178,846.92 = 96,966.72 : x
  2. Step 2: Convert to fraction form
    119,208.96/178,846.92 = 96,966.72/x
  3. Step 3: Cross multiply
    119,208.96x = 178,846.92 × 96,966.72
  4. Step 4: Simplify right side
    119,208.96x = 17,342,199,214.50
  5. Step 5: Solve for x
    x = 17,342,199,214.50/119,208.96
  6. Step 6: Final answer
    x = 145,477.31

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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.