Home / 146,807.37-220,263.30-90,582.03

Finding the Fourth Proportional to 146,807.37, 220,263.30 and 90,582.03

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Solution

The fourth proportional to 146,807.37, 220,263.30 and 90,582.03 is: 135,905.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,807.37 : 220,263.30 = 90,582.03 : x
  2. Step 2: Convert to fraction form
    146,807.37/220,263.30 = 90,582.03/x
  3. Step 3: Cross multiply
    146,807.37x = 220,263.30 × 90,582.03
  4. Step 4: Simplify right side
    146,807.37x = 19,951,896,848.50
  5. Step 5: Solve for x
    x = 19,951,896,848.50/146,807.37
  6. Step 6: Final answer
    x = 135,905.28

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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.