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Finding the Fourth Proportional to 171,006.72, 235,988.55 and 95,555.22

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Solution

The fourth proportional to 171,006.72, 235,988.55 and 95,555.22 is: 131,865.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,006.72 : 235,988.55 = 95,555.22 : x
  2. Step 2: Convert to fraction form
    171,006.72/235,988.55 = 95,555.22/x
  3. Step 3: Cross multiply
    171,006.72x = 235,988.55 × 95,555.22
  4. Step 4: Simplify right side
    171,006.72x = 22,549,937,812.73
  5. Step 5: Solve for x
    x = 22,549,937,812.73/171,006.72
  6. Step 6: Final answer
    x = 131,865.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.