Home / 144,848.73-217,226.41-135,403.21

Finding the Fourth Proportional to 144,848.73, 217,226.41 and 135,403.21

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Solution

The fourth proportional to 144,848.73, 217,226.41 and 135,403.21 is: 203,061.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,848.73 : 217,226.41 = 135,403.21 : x
  2. Step 2: Convert to fraction form
    144,848.73/217,226.41 = 135,403.21/x
  3. Step 3: Cross multiply
    144,848.73x = 217,226.41 × 135,403.21
  4. Step 4: Simplify right side
    144,848.73x = 29,413,153,210.78
  5. Step 5: Solve for x
    x = 29,413,153,210.78/144,848.73
  6. Step 6: Final answer
    x = 203,061.17

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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.