Home / 133,577.48-200,376.63-38,809.20

Finding the Fourth Proportional to 133,577.48, 200,376.63 and 38,809.20

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Solution

The fourth proportional to 133,577.48, 200,376.63 and 38,809.20 is: 58,216.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,577.48 : 200,376.63 = 38,809.20 : x
  2. Step 2: Convert to fraction form
    133,577.48/200,376.63 = 38,809.20/x
  3. Step 3: Cross multiply
    133,577.48x = 200,376.63 × 38,809.20
  4. Step 4: Simplify right side
    133,577.48x = 7,776,456,709.00
  5. Step 5: Solve for x
    x = 7,776,456,709.00/133,577.48
  6. Step 6: Final answer
    x = 58,216.82

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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.