Home / 250,716.56-345,935.61-148,775.18

Finding the Fourth Proportional to 250,716.56, 345,935.61 and 148,775.18

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Solution

The fourth proportional to 250,716.56, 345,935.61 and 148,775.18 is: 205,278.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,716.56 : 345,935.61 = 148,775.18 : x
  2. Step 2: Convert to fraction form
    250,716.56/345,935.61 = 148,775.18/x
  3. Step 3: Cross multiply
    250,716.56x = 345,935.61 × 148,775.18
  4. Step 4: Simplify right side
    250,716.56x = 51,466,630,916.48
  5. Step 5: Solve for x
    x = 51,466,630,916.48/250,716.56
  6. Step 6: Final answer
    x = 205,278.15

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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.