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Finding the Fourth Proportional to 114,874.70, 172,312.11 and 35,995.10

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Solution

The fourth proportional to 114,874.70, 172,312.11 and 35,995.10 is: 53,992.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,874.70 : 172,312.11 = 35,995.10 : x
  2. Step 2: Convert to fraction form
    114,874.70/172,312.11 = 35,995.10/x
  3. Step 3: Cross multiply
    114,874.70x = 172,312.11 × 35,995.10
  4. Step 4: Simplify right side
    114,874.70x = 6,202,390,769.10
  5. Step 5: Solve for x
    x = 6,202,390,769.10/114,874.70
  6. Step 6: Final answer
    x = 53,992.66

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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.