Home / 250,780.68-346,077.31-143,353.02

Finding the Fourth Proportional to 250,780.68, 346,077.31 and 143,353.02

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Solution

The fourth proportional to 250,780.68, 346,077.31 and 143,353.02 is: 197,827.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,780.68 : 346,077.31 = 143,353.02 : x
  2. Step 2: Convert to fraction form
    250,780.68/346,077.31 = 143,353.02/x
  3. Step 3: Cross multiply
    250,780.68x = 346,077.31 × 143,353.02
  4. Step 4: Simplify right side
    250,780.68x = 49,611,227,541.98
  5. Step 5: Solve for x
    x = 49,611,227,541.98/250,780.68
  6. Step 6: Final answer
    x = 197,827.15

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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.