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Finding the Fourth Proportional to 96,695.72, 144,908.68 and 52,226.72

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Solution

The fourth proportional to 96,695.72, 144,908.68 and 52,226.72 is: 78,267.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,695.72 : 144,908.68 = 52,226.72 : x
  2. Step 2: Convert to fraction form
    96,695.72/144,908.68 = 52,226.72/x
  3. Step 3: Cross multiply
    96,695.72x = 144,908.68 × 52,226.72
  4. Step 4: Simplify right side
    96,695.72x = 7,568,105,055.93
  5. Step 5: Solve for x
    x = 7,568,105,055.93/96,695.72
  6. Step 6: Final answer
    x = 78,267.22

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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.