Home / 250,938.48-346,322.64-143,518.56

Finding the Fourth Proportional to 250,938.48, 346,322.64 and 143,518.56

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Solution

The fourth proportional to 250,938.48, 346,322.64 and 143,518.56 is: 198,071.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,938.48 : 346,322.64 = 143,518.56 : x
  2. Step 2: Convert to fraction form
    250,938.48/346,322.64 = 143,518.56/x
  3. Step 3: Cross multiply
    250,938.48x = 346,322.64 × 143,518.56
  4. Step 4: Simplify right side
    250,938.48x = 49,703,726,588.20
  5. Step 5: Solve for x
    x = 49,703,726,588.20/250,938.48
  6. Step 6: Final answer
    x = 198,071.36

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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.