Home / 232,353.51-348,342.63-90,125.37

Finding the Fourth Proportional to 232,353.51, 348,342.63 and 90,125.37

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Solution

The fourth proportional to 232,353.51, 348,342.63 and 90,125.37 is: 135,115.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,353.51 : 348,342.63 = 90,125.37 : x
  2. Step 2: Convert to fraction form
    232,353.51/348,342.63 = 90,125.37/x
  3. Step 3: Cross multiply
    232,353.51x = 348,342.63 × 90,125.37
  4. Step 4: Simplify right side
    232,353.51x = 31,394,508,415.52
  5. Step 5: Solve for x
    x = 31,394,508,415.52/232,353.51
  6. Step 6: Final answer
    x = 135,115.28

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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.