Home / 50,231.51-75,347.25-39,146.49

Finding the Fourth Proportional to 50,231.51, 75,347.25 and 39,146.49

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Solution

The fourth proportional to 50,231.51, 75,347.25 and 39,146.49 is: 58,719.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,231.51 : 75,347.25 = 39,146.49 : x
  2. Step 2: Convert to fraction form
    50,231.51/75,347.25 = 39,146.49/x
  3. Step 3: Cross multiply
    50,231.51x = 75,347.25 × 39,146.49
  4. Step 4: Simplify right side
    50,231.51x = 2,949,580,368.65
  5. Step 5: Solve for x
    x = 2,949,580,368.65/50,231.51
  6. Step 6: Final answer
    x = 58,719.72

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Double scale
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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.