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Finding the Fourth Proportional to 317,066.07, 475,648.29 and 106,687.59

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Solution

The fourth proportional to 317,066.07, 475,648.29 and 106,687.59 is: 160,047.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,066.07 : 475,648.29 = 106,687.59 : x
  2. Step 2: Convert to fraction form
    317,066.07/475,648.29 = 106,687.59/x
  3. Step 3: Cross multiply
    317,066.07x = 475,648.29 × 106,687.59
  4. Step 4: Simplify right side
    317,066.07x = 50,745,769,747.72
  5. Step 5: Solve for x
    x = 50,745,769,747.72/317,066.07
  6. Step 6: Final answer
    x = 160,047.93

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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.