Home / 256,726.73-384,968.58-150,141.53

Finding the Fourth Proportional to 256,726.73, 384,968.58 and 150,141.53

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Solution

The fourth proportional to 256,726.73, 384,968.58 and 150,141.53 is: 225,141.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    256,726.73 : 384,968.58 = 150,141.53 : x
  2. Step 2: Convert to fraction form
    256,726.73/384,968.58 = 150,141.53/x
  3. Step 3: Cross multiply
    256,726.73x = 384,968.58 × 150,141.53
  4. Step 4: Simplify right side
    256,726.73x = 57,799,769,678.28
  5. Step 5: Solve for x
    x = 57,799,769,678.28/256,726.73
  6. Step 6: Final answer
    x = 225,141.23

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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.