Home / 250,505.48-345,690.42-143,073.29

Finding the Fourth Proportional to 250,505.48, 345,690.42 and 143,073.29

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Solution

The fourth proportional to 250,505.48, 345,690.42 and 143,073.29 is: 197,437.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,505.48 : 345,690.42 = 143,073.29 : x
  2. Step 2: Convert to fraction form
    250,505.48/345,690.42 = 143,073.29/x
  3. Step 3: Cross multiply
    250,505.48x = 345,690.42 × 143,073.29
  4. Step 4: Simplify right side
    250,505.48x = 49,459,066,038.58
  5. Step 5: Solve for x
    x = 49,459,066,038.58/250,505.48
  6. Step 6: Final answer
    x = 197,437.06

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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.